Question

If f(x) = 5x, what is F1(x)?​

Answer 1

Answer:

f⁻¹(x) = x/5

Explanation:

Write the original equation:

y = 5x

Switch x and y:

x = 5y

Solve for y (divide both sides by 5):

x/5 = y

Reverse the equation:

y = x/5

So that is the inverse function.