Question

f(x)=x/x_1 and g(x)=1+1/x
Find (g×f)(x) and (f×g)(x)

Answer 1

Answer:

1/(x²-1)  or  1/[(x-1)(x+1)]

Step-by-step explanation:  

Given:

f(x) = x² - 1  

g(x) = 1/x

Find (gof)(x):

= 1/(x²-1)

Or in factored form:

= 1/[(x+1)(x-1)

Hope it helps you :D