Unit 2 Test Review

Which method is used to graph linear functions using a table of values?

• point-slope method

• vertex form method

• standard form method

• slope-intercept method

What is the first step in graphing a linear function using an equation?

• Plot the x and y coordinates

• Find the x-intercept and y-intercept

• Calculate the area under the curve

• Determine the slope and y-intercept

True or False: Graphing linear functions with graphs is the most accurate method.

• Graphing quadratic functions is the most accurate method.

• False

• True

• Graphing exponential functions is the most accurate method.

Tags

CCSS.HSF-IF.C.7A

Given the table of values: x | y -2 | -4 0 | 1 2 | 6 What is the slope of the linear function?

• 5/2

• 7/2

• 4/3

• -3/2

Tags

CCSS.8.EE.B.5

Which of the following equations represents a linear function? a) y = 2x^2 + 3 b) y = 3x + 2 c) y = 4/x d) y = √x

• a) y = 2x^2 + 3

• b) y = 3x + 2

• c) y = 4/x

• d) y = √x

Tags

CCSS.8.F.A.3

What is the y-intercept of the linear function represented by the equation y = 2x + 5?

• 2

• 5

• 10

• -5

Tags

CCSS.8.F.A.3

CCSS.8.EE.B.6

Which of the following graphs represents a linear function? a) | | | | | b) | | | | | c) | | | | |

• b

• c

• d

• a

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Given the equation y = -3x + 2, what is the slope of the linear function?

• -3

• 0

• 2

• 1

Tags

CCSS.8.EE.B.5

True or False: The x-intercept of a linear function is the point where the graph intersects the y-axis.

• False

• True

• The x-intercept is the point where the graph intersects the x-axis.

• The x-intercept is the point where the graph intersects the line y = 0.

Which of the following tables represents a linear function? a) x | y -3 | 1 0 | 2 3 | 3 b) x | y -2 | 4 1 | 5 4 | 6 c) x | y -1 | 3 2 | 6 5 | 9

• b

• a

• c

• d

Tags

CCSS.8.F.A.3