Midterm Review

How many pieces make up this function?

• 1
• 3
• 4
• 2

What is not a part of the following function?

• 2 if x<3

• -x +1 if x ≤ -3

• 2 if -3< x ≤ 2

• -x + 4 if x ≥ 2

Which function is graphed?

• f(x) = 2|x + 2| -4
• f(x) = 2|x - 4| + 2
• f(x) = |x + 2| - 4
• f(x) = -2|x - 4|

What is the equation for the graph?

• f(x) ≥|x-2|

• f(x) >|x-2|

• f(x) ≥|x+2|

• I don't know

Tags

CCSS.HSF-IF.C.7D

Which of the following could be the graph of f(x) > -2|x+2|+1

• 
• 
• 
• 

Tags

CCSS.HSF-IF.C.7D

(-2 + 7i)(-2 + 2i)

• -10 + 8i
• -10 - 18i
• 18 - 10i
• -18 - 10i

(1+8i)/(2-4i)

• (-3+2i)/2
• (-30+20i)/20
• -3+2i
• (1+8i)/(2-4i)

Use the quadratic formula to solve 2x² + 2x - 12?

• -2, 3
• 2, 3
• 2, -3
• -2, -3

Tags

CCSS.HSA-REI.B.4B

Identify the 'b' value: y = 16x² -8x -24

• 16
• -8
• 8
• -24

Use quadratic formula to solve

• A

• B

• C

• D