Jawabanmu

2014-03-12T23:26:37+07:00
F(x) = 2 - x
f(x²) + [f(x)]² - 5f(x)

= (2 - x²) + (2 - x)² - 5(2 - x)

= (2 - x²) + (4 - 4x + x²) - 10 + 5x

= x - 4