SOLUTION: 15. f(x) = -13x2 + 12x + 14 g(x) = 11x - 13 find f(g(7)) A. -162,632 B. -6288203 C. 639 D. -4595 E. 538 F. -52466 18- f(x) = -13x2 - 13x + 14 g(x) = -13x - 11

Algebra ->  Functions -> SOLUTION: 15. f(x) = -13x2 + 12x + 14 g(x) = 11x - 13 find f(g(7)) A. -162,632 B. -6288203 C. 639 D. -4595 E. 538 F. -52466 18- f(x) = -13x2 - 13x + 14 g(x) = -13x - 11       Log On


   

Question 1197833: 15. f(x) = -13x2 + 12x + 14 g(x) = 11x - 13
find f(g(7))
A. -162,632
B. -6288203
C. 639
D. -4595
E. 538
F. -52466

18- f(x) = -13x2 - 13x + 14
g(x) = -13x - 11
find g(g(3))
A. 639
B. 178031
C. -5943226
D. -52466
E. -6288203
F. 752
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
Enough of these have been solved and explained.

#15
Evaluate g at x=7, and substitute this result into f.

#18
Evaluate g at x=3, and substitute this result into f.