Question

Yang nomer satu dibantu jawab

Answer 1

Fog(x)= f(g(x)  = f(x/(x-1))

=

Answer 2

(fog)(x) = f(g(x)) = f(x/x-1)
f(x/x-1) = 3(x/x-1)-2
f(x/x-1) = 3x/x-1 - 2
f(x/x-1) = 3x/x-1 - 2(x-1)/x-1 ( 2 x 1 = 2 , 1= (x-1/x-1)
3x-2x+2/x-1 = x+2/x-1