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4 votes
Which function is the inverse of

f(x)= x+4?
A. F'(x) = (x - 4)
B. F"(x) =-**-4
C. ('(x) = x3-4
D. f '(x) = 4 - x?
Help quick

Which function is the inverse of f(x)= x+4? A. F'(x) = (x - 4) B. F"(x) =-**-4 C-example-1

2 Answers

7 votes
It should be A. Hope this helps.
User Manpikin
by
8.0k points
1 vote

Answer:

x^3-4

Explanation:

y = (x+4) ^ 1/3

Exchange x and y

x = (y+4)^1/3

Solve for y

Raise each side to the 3rd power

x^3 = (y+4)^1/3 ^3

x^3 = y+4

Subtract 4 from each side

x^3 -4 = y+4-4

x^3 -4 = y

The inverse is

x^3-4

User Napolux
by
8.4k points

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