Review: Functions and Inequalities

Select the correct graph for each inequality. y≤ -¾x -1

• A

• B

• C

• D

Tags

CCSS.HSA.REI.D.12

Which point below is NOT part of the solution set?

• (0, 0)

• (-10, -10)

• (-1, 5)

• (5, 20)

Write the linear inequality in standard form for this situation: In order to raise money to attend upcoming competitions, the Math Pentathalon team is selling apple cider and hot chocolate. They hope to make at least $240 by selling hot chocolate for $1 a glass and hot apple cider for $2 a glass.

• x + 2y < 240

• x + 2y > 240

• x + 2y ≤ 240

• x + 2y ≥ 240

-9x + 7 ≥ 25

• x ≥ -3.6

• x ≤ 2

• x ≥ -2

• x ≤ -2

Tags

CCSS.7.EE.B.4B

Which is the solution of 
-6a ≥ -36

• a ≥ 6

• -6 ≥ a

• a ≤ 6

• 6 ≤ a

Tags

CCSS.6.EE.B.8

The linear parent function, f(x) = x, is transformed to g(x) = f(x) + 3. Describe the transformation.

• g(x) is shifted up 3 units

• g(x) is shifted down 3 units

• g(x) is shifted left 3 units

• g(x) is shifted right 3 units

The linear parent function, f(x) = x, is transformed to g(x) = f(x) + 6. Describe the transformation.

• g(x) is shifted up 6 units

• g(x) is shifted down 6 units

• g(x) is shifted left 6 units

• g(x) is shifted right 6 units

How did the equation f(x) = x change if

g(x) = 1/2f(x) + 11

• Vertical stretch and shift up 11

• Vertical compression and shift down 11

• Vertical compression and shift up 11

• Vertical stretch and shift down 11

A student graphed f(x) = x and g(x) = ⅓f(x). Which statement is true?

• The graph of f is steeper than the graph of g.

• The graph of f is less steep than the graph of g.

• The graph of f is shifted 2 units up to create the graph of g.

• The graph of f is shifted 2 units to the right to create the graph of g.

Which of the following is the graph of

3x - 2y < 10

• 
• 
• 
• 

Tags

CCSS.HSA.REI.D.12