Question

If f(x) = 5x, what is f^-1(x)?
F(x) = -5x
of(x)-
F(x) = 5*
O F(x) = 5x

Answer 1

Answer:

f^-1 (x) = x/5

Step-by-step explanation:

f(x) = 5x

Replace f(x) with y

y= 5x

Exchange x and y

x = 5y

Solve for y

Divide each side by 5

x/5 = 5y/5

x/5 = y

The inverse is x/5

Answer 2

Answer:

it's the first answer

Step-by-step explanation:

I took the test