tolong bantu saya yaaaa

f(x) = 4x - 5
g(x) = x²
h(x) = (2x + 1)/x

goh(x)
= g(h(x))
= {(2x + 1)/x}²
= (4x² + 4x + 1)/x²

fogoh(x)
= f(goh(x))
= 4 {(4x² + 4x + 1)/x²} - 5
= (16x² + 16x + 4)/x² - 5
= (16x² + 16x + 4 - 5x²) / x²
= (11x² + 16x + 4) / x²

Jawabannya D