# math

posted by .

ket f(x)=5 x − 4 and g(x) = x^2 − 8. Compute the following functions.
1. f(g(x)) =
2. g(f(x)) =
3. f(f(x)) =
4. g(g(x)) =

• math -

I will do one of them, then you do the others the same way ...

2.
g(f(x))
= g(5x-4)
= (5x-4)^2 - 8

## Similar Questions

1. ### math

et f(x)=5 x − 4 and g(x) = x2 − 8. Compute the following functions. 1. f(g(x)) = 2. g(f(x)) = 3. f(f(x)) = 4. g(g(x)) =
2. ### calculus

Find an equation for the surface consisting of all points P(x, y, z) equidistant from the point P(0, 1, 0) and the plane x = 3. Answer Choices: 1. y2 + z2 − 6x + 2y − 8 = 0 2. x2 + z2 + 6y − 2z − 8 = 0 3. y2 …
3. ### biology

Given the part of the molecule shown below, can the underlined atom participate in a hydrogen bond with an approriate bonding partner?

Evaluate each of the following. Show all your calculations. a) f'(3) if f(x)  = x^4 − 3x b) f' (−2) if f(x) = 2x^3 + 4x^2 − 5x + 8 c) f" (1) if f(X)  = −3x^2 − 5x + 7 …
5. ### calculus (gr 12)

Evaluate each of the following. Show all your calculations. a) f'(3) if f(x)  = x^4 − 3x b) f' (−2) if f(x) = 2x^3 + 4x^2 − 5x + 8 c) f" (1) if f(X)  = −3x^2 − 5x + 7 …
6. ### calculus (gr 12)

Evaluate each of the following. Show all your calculations. a) f'(3) if f(x)  = x^4 − 3x b) f' (−2) if f(x) = 2x^3 + 4x^2 − 5x + 8 c) f" (1) if f(X)  = −3x^2 − 5x + 7 …
7. ### Math

Went ahead and did the HW the teach recommended but she did not post the answers and I would like to see if im on the right track. Problem 1: Are the vectors (2,−1,−3), (3, 0,−2), (1, 1,−4) linearly independent?
8. ### math

Consider the following 6 relations on the set of real numbers: A) y=2x−5, B) x2+y2=1, C) x=20−2y, D) y=10−x2−−−−−−√, E) y=2x2−3x+4 and F) y=|x| How many of these relations …
9. ### MATH

ind the inverse for each of the following functions. a) f(x)=6x+10 f−1(y)= b) g(x)=15x2−8, with domain x≥0 g−1(y)= c) h(x)=6x+8 h−1(y)=
10. ### MATH.

Find the inverse for each of the following functions. a) f(x)=6x+10 f−1(y)= b) g(x)=15x2−8, with domain x≥0 g−1(y)= c) h(x)=6x+8 h−1(y)=

More Similar Questions