Linear Functions Standard Form Graphing and Equations

Which of the following equations represents a linear function?

• y = 3x + 2

• y = 2x^2 + 3

• y = 4/x

• y = √x

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

Which of the following equations represents a linear function?

• y = 2x^2 + 3

• y = 3x + 2

• y = 4/x

• y = √x

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

• 2

• 5

• 10

• -5

Which of the following tables represents a linear function?

• b

• a

• c

• d

What is the standard form of a linear function?

• y = mx + c

• Ax + By = D

• y = mx + b

• Ax + By = C

True or False: The slope of a horizontal line is always zero.

• False

• Undefined

• Infinity

• True

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

• Find the slope

• Draw a straight line

• Plot the x-intercept

• Plot the y-intercept

What is the x-intercept of the linear function represented by the equation y = 4x + 3?

• 3/4

• 1/4

• -1/4

• -3/4

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

• Label the x and y axes.

• Draw a line connecting the two points.

• Find the slope of the line.

• Plot two points on the coordinate plane.