Linear Equation vs Linear Inequality

Which of the following equations match the given graph?

• y ≥ 2/5x + 1

• y ≥ -2/5x + 1

• y≤  2/5x + 1

• y ≥ -2/5x - 1

Pick the correct inequality.

• A

• B

• C

• D

Which of the following inequalities matches the given graph?

• x ≥ -1

• x ≤ -1

• x > -1

• x < -1

Which of the following inequalities matches the given graph?

• y ≤ -3/4 x + 3

• y ≥ -3/4 x + 3

• y < -3/4 x + 3

• y > -3/4 x + 3

Select the correct graph for each inequality.

• A

• B

• C

• _D

Select the correct graph for each inequality.

• A

• B

• C

• D

• x > -2 , y ≤ -x + 2 , y ≤ 1/2 x + 1

• x > -2 , y ≥ -x + 2 , y ≥ 1/2 x + 1

• x > -2 , y ≥ -x + 2 , y ≤ 1/2 x + 1

• x > -2 , y ≤ -x + 2 , y ≥ 1/2 x + 1

• A

• B

• C

• D

Which equations represent linear functions?

• Equations 1 and 2, only

• Equations 1 and 4, only

• Equations 2 and 3, only

• Equations 1, 3, and 4, only

Is the function represented by the equation linear or nonlinear?

• linear

• nonlinear