Question

Find the inverse of this function and verify by using the composition of functions

f(x)= -3/x-3

Answer 1

f(x)^-1 = 3x-3/x

Explanation:

f(x) =-3/x-3

y= -3/x-3

x=-3/y-3

-3= (y-3)x

-3= xy-3x

-xy=-3x + 3

y= -3x +3/x

y= 3x-3/x

f(x)^-1 = 3x-3/x