2. (6 points) Let f(n) = 2n3 and g(n) = vm+1. Find (fog)(n) and (g-n(n).
Let f(a) = 6 – V22 + 1 and g(2) = 2 – 2. Then (fog)(5) = (fºg)(20) =
Let f(x) = -2x - 1 and g(x)=x2- 4. Find (fog)(2) Then (fog)(2)= (Simplify your answer.) Enter your answer in the answer box
Q4 (4 points) (a) (1.5p) Find f +g-h, fog, fog•h if f(x) = (x - 3, g(x) = x^, and h(x) = x* + 2 (b) 0(1p) Find the inverse of the function f(x) = 4x - 1 2x + 3 () (0.5p) Find f(-)) (c) Simplify: 0 (1p) In(a) + { ln(b) + Inc mais)
Let f(x)=5x^2+9 and g(x)=x-4 A) Find the composite function (fog)(x) and simplify. B) Find (fog) (3)
Let f(x) = x2 - 5 and g(x) = 6x + 1. Find the function. fog (f.g)(x) = Find its domain. (Enter your answer using interval notation.)
QUESTION 28 Let f(x) = 2 - X and g(x)= 3- X, find (fog)(2) O undefined 02 Orz O,
What is the composition(fog)(x) when f(x) = 2x+6 and g(x)=x2-1, before simplifying? a.(fog)(x)=x2-1+2x+6 b.(fog)(x)=(2x+6)2-1 c.(fog)(x)=2(x2-1)+6 d.(fog)(x)=(2x+6)(x2-1)
7. Let f(x)= log3 a and g(x) = 3" (a) Find the function fog (b) Graph f(x), g(x), and h(x) = x on the same grid.
For f(x) = 2-x and g(x) = 2x2 +x+6, find the following functions. a. (fog)x); b. (gof)(x); c. (fog)(2); d. (gof)(2) a. (fog)(x) = 0 (Simplify your answer.) b. (gof)(x) = 0 (Simplify your answer.) c. (fog)(2)- d. (gof)(2)-
4) Let f(x) = a) fog and its domain x -4 and g(x) = 13. Find each of the following: b) gof and its domain