1. Choose correct answer.

1. The following are notations for composite functions EXCEPT, a. h(p(x)) b. f(x)g(x) C. (s o t) (x) d. f(g(x)) 2. Find h(3) + d(2) if h(x) = x -1 and d(x) = 7x +3 b. 2 b. 5 c. 14 d. 19 3. t(x) = -x2 + 7x+ 1 andr(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 c. x2 - x - 20 b. x2 - x + 20 d. x2 + x - 20 6. Given h(n) = "to and p(k) n+6 Find " (k). n2+4n-32 a. b. n - 8 C. d. n +8 n+8 n-8 7. If f(x) = 18x2 and t(x) = 8x, find / (x).a. 9x b. 4x C. 4 9 d. _ 9x 8. 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 9. r(x) = x +5 and q(x) = 2x2 - 5, Find q(r(-2)) a. 8 b. -8 c. 13 d. -13 10. 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 For numbers 11-13, refer to the figure below: 2x - 5 r(x) = 2x - 7 s()= x+2 -11 -5 -3 NAWNAN 11 1 1. Evaluate r(2) a. -11 b. -3 c. 5 d. 1112. Find s(r(7)) a. 7 b. 1 C. -1 d. -7 13. Find (s or) (1) a. -3 b. 3 c. 5 d. -5 For numbers 14-15, refer to the table of values below t(x) = 2x +1 k(x) = 2x2 -7x -5 X 0 1 2 3 4 5 6 7 8 t(x) 1 3 5 7 9 11 13 15 17 k(x) -5 -10 -11 -8 - 1 10 25 44 67 14. Find (k - t) (4) a. 8 b. -8 c. 10 d. -10 15. Find (k . t) (2) a. 10 b. -10 C. -5 d. -1