Diketahui fungsi f(x) = 3x -1 dam g(x) = 2x² + 3. Tentukan nilai dari komposisi fungsi (g o f)(1)
Penjelasan dengan langkah-langkah:
f(x) = 3x – 1
g(x) = 2x² + 3
= (gof)(1)
= 2(3x – 1)² + 3
= 2(3.1 – 1)² + 3
= 2(3 – 1)² + 3
= 2(2)² + 3
= 2(4) + 3
= 8 + 3
= 11
(gof)(1) = 11