diketahui fungsi f(×) =×+2,g(×)=ײ -3 dan h(×)= 2×.tentukan nilai dari (h,g,f,) (×)

f (x) = x + 2
g (x) = x² - 3
h (x) = 2x

hogof (x)
= h (g (f (x))
= h (g (x + 2))
= h ((x + 2)² - 3)
= h (x² + 4x + 4 - 3)
= h (x² + 4x + 1)
= 2 (x² + 4x + 1)
= 2x² + 8x + 2