1.
Given f (x) = x2 - 1 and g(x) = 5x2+ 2, find:

a) (f +g)(1)
Choose:
 6 7 8 9
b) (f - g)(-2)
Choose:
 -19 -16 -8 -3
c) (f • g)(0)
Choose:
 1 2 -1 -2
d) (f / g)(2)
Choose:
 5/22 3/22 2/21 1/12

2.

a) (f +g)(2)
Choose:
 0 1/2 9/8 2
b) (f - g)(1)
Choose:
 ½ -½ ¼ -¼
c) (f • g)(-1)
Choose:
 1/8 undefined 0 -1/2
d) (f / g)(0)
Choose:
 1/2 1/4 2 undefined

3.
Functions f (x) and g(x) are defined as shown in the tables at the right. Use the tables to determine the following functions, in the order listed:
(f + g)(1); (f • g)(2); (g - f)(3)
 x 1 2 3 4 f (x) 12 -18 34 10

 x 1 2 3 4 g(x) -4 8 4 12
Choose:
 8; -26; 30 8; 144; 30 8; -144; -30 8; 144; -26

4.

Choose:

5.
Given f (x) = 3x2 and g(x) = 2x - 5,
express (f + g)(x + 3).

Choose:
 3x2 + 20x + 28 3x2 + 2x + 7 3x2 + 8x + 10 3x2 + 8x + 7

6.

The graphs shown above appear on the interval [-6,6] with line segments connecting designated points whose x and y values are integers. Using these graphs, find the values of the following four expressions in the order they are listed:
(f + g)(2);     (f • g)(-4);     (f - g)(4);     (g / f)(0)

Choose:
 3; 2; 1; -10 3; 2; 3; -1 -1; 2; -7; -1 -1; 2; -1; -1

7.
If m(x) = | 4 - x | and p(x) = ln(x) - 2,
express (m - p)(1).

Choose:
 1 3 5 4

8.
Given:   and  g(x) = x2 - 1
Express (f • g)(5).

Choose:
 240 408 600 970

9.

Choose:

10.

Choose:
 a2 + 9 a2 - 9