Information about Relations and Functions (Algebra 2)

Published on August 22, 2007

Author: rfant

Source: slideshare.net

Students learn about relations and functions, and the vertical line test.

Students also learn to evaluate functions

Students also learn to evaluate functions

Relations and FunctionsThis table shows the average lifetime Average Maximumand maximum lifetime for some animals. Animal Lifetime Lifetime (years) (years) Cat 12 28 Cow 15 30 Deer 8 20 Dog 12 20 Horse 20 50

Relations and FunctionsThis table shows the average lifetime Average Maximumand maximum lifetime for some animals. Animal Lifetime Lifetime (years) (years)The data can also be represented asordered pairs. Cat 12 28 Cow 15 30 Deer 8 20 Dog 12 20 Horse 20 50

Relations and FunctionsThis table shows the average lifetime Average Maximumand maximum lifetime for some animals. Animal Lifetime Lifetime (years) (years)The data can also be represented asordered pairs. Cat 12 28The ordered pairs for the data are: Cow 15 30 Deer 8 20 Dog 12 20 Horse 20 50

Relations and FunctionsThis table shows the average lifetime Average Maximumand maximum lifetime for some animals. Animal Lifetime Lifetime (years) (years)The data can also be represented asordered pairs. Cat 12 28The ordered pairs for the data are: Cow 15 30 (12, 28), (15, 30), (8, 20), (12, 20), and (20, 50) Deer 8 20 Dog 12 20 Horse 20 50

Relations and FunctionsThis table shows the average lifetime Average Maximumand maximum lifetime for some animals. Animal Lifetime Lifetime (years) (years)The data can also be represented asordered pairs. Cat 12 28The ordered pairs for the data are: Cow 15 30 (12, 28), (15, 30), (8, 20), (12, 20), and (20, 50) Deer 8 20The first number in each ordered pair Dog 12 20is the average lifetime, and the secondnumber is the maximum lifetime. Horse 20 50

Relations and FunctionsThis table shows the average lifetime Average Maximumand maximum lifetime for some animals. Animal Lifetime Lifetime (years) (years)The data can also be represented asordered pairs. Cat 12 28The ordered pairs for the data are: Cow 15 30 (12, 28), (15, 30), (8, 20), (12, 20), and (20, 50) Deer 8 20The first number in each ordered pair Dog 12 20is the average lifetime, and the secondnumber is the maximum lifetime. Horse 20 50 (20, 50)

Relations and FunctionsThis table shows the average lifetime Average Maximumand maximum lifetime for some animals. Animal Lifetime Lifetime (years) (years)The data can also be represented asordered pairs. Cat 12 28The ordered pairs for the data are: Cow 15 30 (12, 28), (15, 30), (8, 20), (12, 20), and (20, 50) Deer 8 20The first number in each ordered pair Dog 12 20is the average lifetime, and the secondnumber is the maximum lifetime. Horse 20 50 (20, 50) average lifetime

Relations and FunctionsThis table shows the average lifetime Average Maximumand maximum lifetime for some animals. Animal Lifetime Lifetime (years) (years)The data can also be represented asordered pairs. Cat 12 28The ordered pairs for the data are: Cow 15 30 (12, 28), (15, 30), (8, 20), (12, 20), and (20, 50) Deer 8 20The first number in each ordered pair Dog 12 20is the average lifetime, and the secondnumber is the maximum lifetime. Horse 20 50 (20, 50) average maximum lifetime lifetime

Relations and FunctionsYou can graph the ordered pairs below Animal Lifetimeson a coordinate system with two axes. y 60 50 Maximum Lifetime 40 30 20 10 0 x 0 5 10 15 20 25 30 Average Lifetime

Relations and FunctionsYou can graph the ordered pairs below Animal Lifetimeson a coordinate system with two axes. y (12, 28), 60 50 Maximum Lifetime 40 30 20 10 0 x 0 5 10 15 20 25 30 Average Lifetime

Relations and FunctionsYou can graph the ordered pairs below Animal Lifetimeson a coordinate system with two axes. y (12, 28), (15, 30), 60 50 Maximum Lifetime 40 30 20 10 0 x 0 5 10 15 20 25 30 Average Lifetime

Relations and FunctionsYou can graph the ordered pairs below Animal Lifetimeson a coordinate system with two axes. y (12, 28), (15, 30), (8, 20), 60 50 Maximum Lifetime 40 30 20 10 0 x 0 5 10 15 20 25 30 Average Lifetime

Relations and FunctionsYou can graph the ordered pairs below Animal Lifetimeson a coordinate system with two axes. y (12, 28), (15, 30), (8, 20), 60 (12, 20), 50 Maximum Lifetime 40 30 20 10 0 x 0 5 10 15 20 25 30 Average Lifetime

Relations and FunctionsYou can graph the ordered pairs below Animal Lifetimeson a coordinate system with two axes. y (12, 28), (15, 30), (8, 20), 60 (12, 20), and (20, 50) 50 Maximum Lifetime 40 30 20 10 0 x 0 5 10 15 20 25 30 Average Lifetime

Relations and FunctionsYou can graph the ordered pairs below Animal Lifetimeson a coordinate system with two axes. y (12, 28), (15, 30), (8, 20), 60 (12, 20), and (20, 50) 50 Maximum Lifetime 40Remember, each point in the coordinateplane can be named by exactly one 30ordered pair and that every ordered pairnames exactly one point in the coordinate 20plane. 10 0 x 0 5 10 15 20 25 30 Average Lifetime

Relations and FunctionsYou can graph the ordered pairs below Animal Lifetimeson a coordinate system with two axes. y (12, 28), (15, 30), (8, 20), 60 (12, 20), and (20, 50) 50 Maximum Lifetime 40Remember, each point in the coordinateplane can be named by exactly one 30ordered pair and that every ordered pairnames exactly one point in the coordinate 20plane. 10The graph of this data (animal lifetimes) 0 xlies in only one part of the Cartesian 0 5 10 15 20 25 30coordinate plane – the part with all Average Lifetimepositive numbers.

Relations and FunctionsThe Cartesian coordinate system is composed of the x-axis (horizontal), -5 0 5

Relations and FunctionsThe Cartesian coordinate system is composed of the x-axis (horizontal),and the y-axis (vertical), which meet at the origin (0, 0) and divide the plane intofour quadrants. 5 Origin (0, 0) 0 -5 0 5 -5

Relations and FunctionsThe Cartesian coordinate system is composed of the x-axis (horizontal),and the y-axis (vertical), which meet at the origin (0, 0) and divide the plane intofour quadrants.You can tell which quadrant a point is in by looking at the sign of each coordinate ofthe point. 5 Quadrant II Origin Quadrant I ( --, + ) ( +, (0, )0) + 0 -5 0 5 Quadrant III Quadrant IV ( --, -- ) ( +, -- ) -5

Relations and FunctionsThe Cartesian coordinate system is composed of the x-axis (horizontal),and the y-axis (vertical), which meet at the origin (0, 0) and divide the plane intofour quadrants.You can tell which quadrant a point is in by looking at the sign of each coordinate ofthe point. 5 Quadrant II Origin Quadrant I ( --, + ) ( +, (0, )0) + 0 -5 0 5 Quadrant III Quadrant IV ( --, -- ) ( +, -- ) -5 The points on the two axes do not lie in any quadrant.

Relations and FunctionsIn general, any ordered pair in the coordinate plane can be written in the form (x, y)

Relations and FunctionsIn general, any ordered pair in the coordinate plane can be written in the form (x, y)A relation is a set of ordered pairs, such as the one for the longevity of animals.

Relations and FunctionsIn general, any ordered pair in the coordinate plane can be written in the form (x, y)A relation is a set of ordered pairs, such as the one for the longevity of animals.The domain of a relation is the set of all first coordinates (x-coordinates) from theordered pairs.

Relations and FunctionsIn general, any ordered pair in the coordinate plane can be written in the form (x, y)A relation is a set of ordered pairs, such as the one for the longevity of animals.The domain of a relation is the set of all first coordinates (x-coordinates) from theordered pairs.The range of a relation is the set of all second coordinates (y-coordinates) from theordered pairs.

Relations and FunctionsIn general, any ordered pair in the coordinate plane can be written in the form (x, y)A relation is a set of ordered pairs, such as the one for the longevity of animals.The domain of a relation is the set of all first coordinates (x-coordinates) from theordered pairs.The range of a relation is the set of all second coordinates (y-coordinates) from theordered pairs.The graph of a relation is the set of points in the coordinate plane corresponding to theordered pairs in the relation.

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range.

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly one

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range.

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 3,1 , 0,2 , 2,4

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 3,1 , 0,2 , 2,4 Domain -3 0 2

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 3,1 , 0,2 , 2,4 Domain Range -3 1 0 2 2 4

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 3,1 , 0,2 , 2,4 Domain Range -3 1 0 2 2 4

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 3,1 , 0,2 , 2,4 Domain Range -3 1 0 2 2 4

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 3,1 , 0,2 , 2,4 Domain Range -3 1 0 2 2 4

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 3,1 , 0,2 , 2,4 Domain Range -3 1 0 2 2 4 one-to-one function

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 1,5 , 1,3 , 4,5

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 1,5 , 1,3 , 4,5 Domain Range -1 5 1 3 4

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 1,5 , 1,3 , 4,5 Domain Range -1 5 1 3 4

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 1,5 , 1,3 , 4,5 Domain Range -1 5 1 3 4

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 1,5 , 1,3 , 4,5 Domain Range -1 5 1 3 4

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 1,5 , 1,3 , 4,5 Domain Range -1 5 1 3 4 function, not one-to-one

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 5,6 , 3,0 , 1,1 , 3,6

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 5,6 , 3,0 , 1,1 , 3,6 Domain Range 5 6 -3 0 1 1

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 5,6 , 3,0 , 1,1 , 3,6 Domain Range 5 6 -3 0 1 1

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 5,6 , 3,0 , 1,1 , 3,6 Domain Range 5 6 -3 0 1 1

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 5,6 , 3,0 , 1,1 , 3,6 Domain Range 5 6 -3 0 1 1 not a function

Relations and FunctionsA function is a special type of relation in which each element of the domain is pairedwith ___________ element in the range. exactly oneA mapping shows how each member of the domain is paired with each member inthe range. Functions 5,6 , 3,0 , 1,1 , 3,6 Domain Range 5 6 -3 0 1 1 not a function

Relations and FunctionsState the domain and range of the relation shown yin the graph. Is the relation a function? (-4,3) (2,3) x (-1,-2) (3,-3) (0,-4)

Relations and FunctionsState the domain and range of the relation shown yin the graph. Is the relation a function? (-4,3) (2,3)The relation is: { (-4, 3), (-1, 2), (0, -4), (2, 3), (3, -3) } x (-1,-2) (3,-3) (0,-4)

Relations and FunctionsState the domain and range of the relation shown yin the graph. Is the relation a function? (-4,3) (2,3)The relation is: { (-4, 3), (-1, 2), (0, -4), (2, 3), (3, -3) }The domain is: x (-1,-2) (3,-3) (0,-4)

Relations and FunctionsState the domain and range of the relation shown yin the graph. Is the relation a function? (-4,3) (2,3)The relation is: { (-4, 3), (-1, 2), (0, -4), (2, 3), (3, -3) }The domain is: x { -4, -1, 0, 2, 3 } (-1,-2) (3,-3) (0,-4)

Relations and FunctionsState the domain and range of the relation shown yin the graph. Is the relation a function? (-4,3) (2,3)The relation is: { (-4, 3), (-1, 2), (0, -4), (2, 3), (3, -3) }The domain is: x { -4, -1, 0, 2, 3 } (-1,-2) (3,-3)The range is: (0,-4)

Relations and FunctionsState the domain and range of the relation shown yin the graph. Is the relation a function? (-4,3) (2,3)The relation is: { (-4, 3), (-1, 2), (0, -4), (2, 3), (3, -3) }The domain is: x { -4, -1, 0, 2, 3 } (-1,-2) (3,-3)The range is: (0,-4) { -4, -3, -2, 3 }

Relations and FunctionsState the domain and range of the relation shown yin the graph. Is the relation a function? (-4,3) (2,3)The relation is: { (-4, 3), (-1, 2), (0, -4), (2, 3), (3, -3) }The domain is: x { -4, -1, 0, 2, 3 } (-1,-2) (3,-3)The range is: (0,-4) { -4, -3, -2, 3 }Each member of the domain is paired with exactly one member of the range,so this relation is a function.

Relations and FunctionsYou can use the vertical line test to determine whether a relation is a function.

Relations and FunctionsYou can use the vertical line test to determine whether a relation is a function. Vertical Line Test If no vertical line intersects a graph in more than one point, the graph represents a function. y x

Relations and FunctionsYou can use the vertical line test to determine whether a relation is a function. Vertical Line Test If no vertical line intersects a graph in more than one point, the graph represents a function. y x

Relations and FunctionsYou can use the vertical line test to determine whether a relation is a function. Vertical Line Test If no vertical line intersects a graph in more than one point, the graph represents a function. y x

Relations and FunctionsYou can use the vertical line test to determine whether a relation is a function. Vertical Line Test If no vertical line intersects a graph in more than one point, the graph represents a function. y x

Relations and FunctionsYou can use the vertical line test to determine whether a relation is a function. Vertical Line Test If no vertical line intersects a graph in more than one point, the graph represents a function. y x

Relations and FunctionsYou can use the vertical line test to determine whether a relation is a function. Vertical Line Test If no vertical line intersects a graph in more than one point, the graph represents a function. y x

Relations and FunctionsYou can use the vertical line test to determine whether a relation is a function. Vertical Line Test If no vertical line intersects a graph in more than one point, the graph represents a function. y x

Relations and FunctionsYou can use the vertical line test to determine whether a relation is a function. Vertical Line Test If no vertical line intersects a graph in more than one point, the graph represents a function. y x

Relations and FunctionsYou can use the vertical line test to determine whether a relation is a function. Vertical Line Test If no vertical line intersects a If some vertical line intercepts a graph in more than one point, graph in two or more points, the the graph represents a function. graph does not represent a function. y y x x

Relations and FunctionsYou can use the vertical line test to determine whether a relation is a function. Vertical Line Test If no vertical line intersects a If some vertical line intercepts a graph in more than one point, graph in two or more points, the the graph represents a function. graph does not represent a function. y y x x

Relations and FunctionsYou can use the vertical line test to determine whether a relation is a function. Vertical Line Test If no vertical line intersects a If some vertical line intercepts a graph in more than one point, graph in two or more points, the the graph represents a function. graph does not represent a function. y y x x

Relations and FunctionsYou can use the vertical line test to determine whether a relation is a function. Vertical Line Test If no vertical line intersects a If some vertical line intercepts a graph in more than one point, graph in two or more points, the the graph represents a function. graph does not represent a function. y y x x

Relations and FunctionsThe table shows the population of Indiana over the last several Population Yeardecades. (millions) 1950 3.9 1960 4.7 1970 5.2 1980 5.5 1990 5.5 2000 6.1

Relations and FunctionsThe table shows the population of Indiana over the last several Population Yeardecades. (millions) 1950 3.9We can graph this data to determine 1960 4.7if it represents a function. 1970 5.2 1980 5.5 1990 5.5 2000 6.1

Relations and FunctionsThe table shows the population of Indiana over the last several Population Yeardecades. (millions) 1950 3.9We can graph this data to determine 1960 4.7if it represents a function. 1970 5.2 Population of Indiana 8 1980 5.5 7 6 1990 5.5 Population 5 (millions) 2000 6.1 4 3 2 1 0 ‘50 ‘60 ‘70 ‘80 ‘90 ‘00 7 0 Year

Relations and FunctionsThe table shows the population of Indiana over the last several Population Yeardecades. (millions) 1950 3.9We can graph this data to determine 1960 4.7if it represents a function. 1970 5.2 Population of Indiana 8 1980 5.5 7 6 1990 5.5 Use the vertical Population 5 (millions) line test. 2000 6.1 4 3 2 1 0 ‘50 ‘60 ‘70 ‘80 ‘90 ‘00 7 0 Year

Relations and FunctionsThe table shows the population of Indiana over the last several Population Yeardecades. (millions) 1950 3.9We can graph this data to determine 1960 4.7if it represents a function. 1970 5.2 Population of Indiana 8 1980 5.5 7 6 1990 5.5 Use the vertical Population 5 (millions) line test. 2000 6.1 4 3 2 1 0 ‘50 ‘60 ‘70 ‘80 ‘90 ‘00 7 0 Year

Relations and FunctionsThe table shows the population of Indiana over the last several Population Yeardecades. (millions) 1950 3.9We can graph this data to determine 1960 4.7if it represents a function. 1970 5.2 Population of Indiana 8 1980 5.5 7 6 1990 5.5 Use the vertical Population 5 (millions) line test. 2000 6.1 4 3 2 1 0 ‘50 ‘60 ‘70 ‘80 ‘90 ‘00 7 0 Year

Relations and FunctionsThe table shows the population of Indiana over the last several Population Yeardecades. (millions) 1950 3.9We can graph this data to determine 1960 4.7if it represents a function. 1970 5.2 Population of Indiana 8 1980 5.5 7 6 1990 5.5 Use the vertical Population 5 (millions) line test. 2000 6.1 4 3 2 1 0 ‘50 ‘60 ‘70 ‘80 ‘90 ‘00 7 0 Year

Relations and FunctionsThe table shows the population of Indiana over the last several Population Yeardecades. (millions) 1950 3.9We can graph this data to determine 1960 4.7if it represents a function. 1970 5.2 Population of Indiana 8 1980 5.5 7 6 1990 5.5 Use the vertical Population 5 (millions) line test. 2000 6.1 4 3 2 1 0 ‘50 ‘60 ‘70 ‘80 ‘90 ‘00 7 0 Year

Relations and FunctionsThe table shows the population of Indiana over the last several Population Yeardecades. (millions) 1950 3.9We can graph this data to determine 1960 4.7if it represents a function. 1970 5.2 Population of Indiana 8 1980 5.5 7 6 1990 5.5 Use the vertical Population 5 (millions) line test. 2000 6.1 4 3 2 1 0 ‘50 ‘60 ‘70 ‘80 ‘90 ‘00 7 0 Year

Relations and FunctionsThe table shows the population of Indiana over the last several Population Yeardecades. (millions) 1950 3.9We can graph this data to determine 1960 4.7if it represents a function. 1970 5.2 Population of Indiana 8 1980 5.5 7 6 1990 5.5 Use the vertical Population 5 (millions) line test. 2000 6.1 4 3 2 1 0 ‘50 ‘60 ‘70 ‘80 ‘90 ‘00 7 0 Year

Relations and FunctionsThe table shows the population of Indiana over the last several Population Yeardecades. (millions) 1950 3.9We can graph this data to determine 1960 4.7if it represents a function. 1970 5.2 Population of Indiana 8 1980 5.5 7 6 1990 5.5 Use the vertical Population 5 (millions) line test. 2000 6.1 4 3 2 1 0 ‘50 ‘60 ‘70 ‘80 ‘90 ‘00 7 0 Year

Relations and FunctionsThe table shows the population of Indiana over the last several Population Yeardecades. (millions) 1950 3.9We can graph this data to determine 1960 4.7if it represents a function. 1970 5.2 Population of Indiana 8 1980 5.5 7 6 1990 5.5 Use the vertical Population 5 (millions) line test. 2000 6.1 4 3 2 1 0 ‘50 ‘60 ‘70 ‘80 ‘90 ‘00 7 0 Year

Relations and FunctionsThe table shows the population of Indiana over the last several Population Yeardecades. (millions) 1950 3.9We can graph this data to determine 1960 4.7if it represents a function. 1970 5.2 Population of Indiana 8 1980 5.5 7 6 1990 5.5 Use the vertical Population 5 (millions) line test. 2000 6.1 4 3 Notice that no vertical line can be drawn that 2 contains more than one of the data points. 1 0 ‘50 ‘60 ‘70 ‘80 ‘90 ‘00 7 0 Year

Relations and FunctionsThe table shows the population of Indiana over the last several Population Yeardecades. (millions) 1950 3.9We can graph this data to determine 1960 4.7if it represents a function. 1970 5.2 Population of Indiana 8 1980 5.5 7 6 1990 5.5 Use the vertical Population 5 (millions) line test. 2000 6.1 4 3 Notice that no vertical line can be drawn that 2 contains more than one of the data points. 1 0 Therefore, this relation is a function! ‘50 ‘60 ‘70 ‘80 ‘90 ‘00 7 0 Year

Relations and FunctionsGraph the relation y 2 x 1

Relations and FunctionsGraph the relation y 2 x 11) Make a table of values.

Relations and FunctionsGraph the relation y 2 x 11) Make a table of values. x y -1 -1 0 1 1 3 2 5

Relations and FunctionsGraph the relation y 2 x 1 2) Graph the ordered pairs.1) Make a table of values. x y -1 -1 0 1 1 3 2 5

Relations and FunctionsGraph the relation y 2 x 1 2) Graph the ordered pairs.1) Make a table of values. y 7 6 x y 5 4 -1 -1 3 2 0 1 1 0 x 1 3 -1 2 5 -2 -3 -5 -4 -3 -2 -1 1 2 3 4 5 0

Relations and FunctionsGraph the relation y 2 x 1 2) Graph the ordered pairs.1) Make a table of values. y 7 6 x y 5 4 -1 -1 3 2 0 1 1 0 x 1 3 -1 2 5 -2 -3 -5 -4 -3 -2 -1 1 2 3 4 5 03) Find the domain and range.

Relations and FunctionsGraph the relation y 2 x 1 2) Graph the ordered pairs.1) Make a table of values. y 7 6 x y 5 4 -1 -1 3 2 0 1 1 0 x 1 3 -1 2 5 -2 -3 -5 -4 -3 -2 -1 1 2 3 4 5 03) Find the domain and range. Domain is all real numbers.

Relations and FunctionsGraph the relation y 2 x 1 2) Graph the ordered pairs.1) Make a table of values. y 7 6 x y 5 4 -1 -1 3 2 0 1 1 0 x 1 3 -1 2 5 -2 -3 -5 -4 -3 -2 -1 1 2 3 4 5 03) Find the domain and range. Domain is all real numbers. Range is all real numbers.

Relations and FunctionsGraph the relation y 2 x 1 2) Graph the ordered pairs.1) Make a table of values. y 7 6 x y 5 4 -1 -1 3 2 0 1 1 0 x 1 3 -1 2 5 -2 -3 -5 -4 -3 -2 -1 1 2 3 4 5 03) Find the domain and range. 4) Determine whether the relation is a function. Domain is all real numbers. Range is all real numbers.

Relations and FunctionsGraph the relation y 2 x 1 2) Graph the ordered pairs.1) Make a table of values. y 7 6 x y 5 4 -1 -1 3 2 0 1 1 0 x 1 3 -1 2 5 -2 -3 -5 -4 -3 -2 -1 1 2 3 4 5 03) Find the domain and range. 4) Determine whether the relation is a function. Domain is all real numbers. Range is all real numbers.

Relations and FunctionsGraph the relation y 2 x 1 2) Graph the ordered pairs.1) Make a table of values. y 7 6 x y 5 4 -1 -1 3 2 0 1 1 0 x 1 3 -1 2 5 -2

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