1. The following are notations for composite functions EXCEPT.

a. h(p(x))
b. f(x)g(x)
c. (s°t)(x)
d. f(g(x))

2. Find h(3) + d(2) if h(x)= x - 1 and d(x) = 7x +3

a. 2
b. 5
c. 14
d. 19

3. t(x) = -x² + 7x + 1 and r(x) = 5x² – 2x +8, find (t – r)(2).

a. 18
b. -18
c. -13
d. 13

4. f(x) = 4x + 2 and g(x) = 3x – 1, find (f – g)(4).

a. 0
b. -9
c. 7
d. -8

5. If g(x) = x – 4 and f(x) = x + 5 Find f(x) • g(x)

a. x² + x + 20
b. x² – x +20
c. x² – x – 20
d. x² + x – 20

6. If f(x) = 18x² and t(x) f
– (x).
t
a. 9x
—
4

b. 4x
—
9

c. 4
—
9x

d. 9
—
4x

7. When f(x) = 3x — 5 and g(x) = 2x² — 5, find f(g(x)).

a. x² + 2x + 3
b. 6x² — 20
c. 6x² + 20
d. 2x² + 6

8. r(x) = x + 5 and q(x) = 2x² — 5, Find q(r(—2))

a. 8
b. -8
c. 13
d. -13

9. Let f(x) = 3x + 8 and g(x) = x — 2. Find f(g(x)).

a. 2x + 3
b. 2x — 3
c. 4x + 1
d. 3x + 2​