Unit 3 Test Review

Does this represent y as a function of x?

• YES

• NO

What is the slope (m) of this equation?

• 0

• 2/7

• 7/2

• undefined

Which is true about the equation?

• Slope: 3.5

  Y intercept: 10

• Slope: -3.5

  Y intercept: 10

• Slope: -3.5

  Y intercept: -10

• Slope: -10

  Y intercept: -3.5

What is the y intercept of the table? HINT: You need to find the value of y when x=0.

• -2

• 40

• -10

• 15

What is the rate of change? (use the slope formula that is on the board)

• 2

• 40

• 10

• 15

What is the y-intercept?

• 3

• 1/3

• -3

• 2

Find the slope! Use rise/run.

• 3

• -1/3

• 1/3

• -3

What is the equation of the line?

Read the problem carefully and match the slope values. HINT: Use the labeled axis to help you.

• F

• G

• H

• J

• F

• G

• H

• J