Unit 3.2 Test

which equation best represents this graph?

• y < 1/2x + 1

• y < 1/2x + 2

• y >1/2x + 2

• y > 2x

Tags

CCSS.HSA.REI.D.12

Identify the inequality.

• y > 2

• y ≤ 2

• x ≥ 2

• y ≥ 2

Which inequality is graphed on the given coordinate plane?

• y ≤ -x + 1

• y < x + 1

• y ≥ -x + 1

• y ≥ x + 1

Which system of inequalities matches the graph?

• x > -2

  y < -4

• x < 2

  y > 4

• x > 2

  y < 4

• x > 2

  y < -4

Which system of inequality is shown?

• y > -4/5x - 1
  y ≤ 2/3x + 3
• y ≥ -4/5x - 1
  y ≤ 2/3x + 3
• y < -4/5x - 1
   y < 2/3x + 3
• y = -4/5x - 1
  y ≥ 2/3x + 3

Tags

CCSS.HSA.REI.D.12

The graph of

y ≥ x - 3

uses a _______ line

• Dashed

• Solid

• Curved

• Vertical

• Horizontal

The graph of

y ≥ x - 3

is shaded _____________

• Over / Above

• Under / Lower

• By a tall tree

Graph the system of inequalities.

Name the coordinates of the vertices of the feasible region.

y ≥ 3

y ≤ 3x + 12

y ≤ -2x + 6

• (-3,3)

  (1.5, 3)

  (-1, 8)

• (-3,3)

  (1, 3)

  (-1.2, 8.4)

• (-4,3)

  (1.5, 3)

  (-1.2, 8.4)

• (-3,3)

  (1.5, 3)

  (-1.2, 8.4)

Write a system of inequalities to represent the solution of the above diagram.

• y ≤ 2x - 6

  y ≥ -0.5x + 4

  y ≥ -3x - 6

• y ≤ 2x - 6

  y ≤ -0.5x + 4

  y ≥ -3x - 6

• y ≤ 2x - 6

  y ≤ -0.5x + 4

  y ≤ -3x - 6

• y ≥ 2x - 6

  y ≤ -0.5x + 4

  y ≥ -3x - 6

It takes Sarah 2 hours to make small purses and 3 hours to make big purses. She has a maximum of 18 hours a week. Which inequality represents this situation?

• 2x + 3y ≤ 18
• x + y ≤ 6
• x + y ≤ 9
• 3x + 2y ≤ 18

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.CED.A.3