Test Review 1.2

• -4 ≤ x < 2
• 0 ≤ y < 3
• -4 < x ≤ 2
• 0 ≤ y < 3

• { y | -4 ≤ y < 3 }
• { x | -3 ≤ x < 1 }
• { y | -4 < y ≤ 3 }
• { x | -3 < x ≤ 1 }

• x ≥ 0
• x ≤ 7
• 0 ≤ x ≤ 7
• { 0,1, 2, 3, 4, 5, 6, 7 }

Which graph does NOT pass the vertical line test?

• Graph 1
• Graph 2
• Graph 3
• Graph 4

Evaluate f(-5) if f(x) = -2x - 12

• -22
• -2
• -19
• -5

Evaluate f(-2) if f(x) = x²+ 3

• -1

• 1

• 7

• -7

If h(a) = 3 - 2x², find h(-3).

• 33
• 21
• 39
• -15

Write the explicit formula for the sequence shown below.

3, -3, -9, -15

• a_n=3+6(n-1)

• a_n=3−6(n-1)

• a_n=6−3(n-1)

• a_n=6+3(n-1)

What is the rule for the following?
 $17,\ 9,\ 1,\ -7,...$  

•  $a_n=n-8$  

•  $a_n=-8n$  

•  $a_n=-8n+25$  

•  $a_n=-8n+17$  

8x + 4y= 16 for y

• y = -8x + 16
• y = 2x -4
• y = -2x + 4
• y = -8x + 12