Question

Jika f(x) = 3x + 1 dan g(x) = x^2 + 1 nilai (f ° g)(-3)= ​

Answer 1

Jawab:

Penjelasan dengan langkah-langkah:

f(x) = 3x + 1

g(x) = x² + 1

(fog)(x) = f(g(x))

= 3(x² + 1) + 1

= 3x² + 3 + 1

= 3x² + 4

(fog)(-3) = 3(-3)² + 4

= 3(9) + 4

= 27 + 4

= 31