f(g(x) = [2(4x-3)/(2-x) + 3]/[(4x-3)/(2-x) + 4]
= [(8x-6 + 6-3x)/(2-x)] / [(4x-3 + 8-4x)/(2-x)]
= [5x/(2-x)] / [5/(2-x)]
= [5x/(2-x)] [(2-x)/5]
= 5x/5
= x
There's f(x) = (2x+3)/(x+4)
and g(x) = (4x-3)/(2-x)
Solve for x in f(g(x))
I tried this but I could not end up with the answer being x
3 answers
thank you so much
welcome