Thanks guys for your response!!!! x

I have another one.

If the two functions f and g are defined by
f:x --- 25/(3x-2)
g:x --- x^2

What is the solution of equation
fg(x)=2/(x-1)

Thanks in advance :D

assuming you mean (fog)(x),

25/(3x^2-2) = 2/(x-1)
x = 3 or 7/6