Diketahui fungsi f(x) linier. Jika fungsi f(3x + 2) = 8x + 4, maka nilai f(8) adalah…

By Admin ReiPosted on December 4, 2022

Diketahui fungsi f(x) linier. Jika fungsi f(3x + 2) = 8x + 4, maka nilai f(8) adalah…

$3x + 2 = 8 \ 3x = 6 \ x = frac{6}{3} \ x = 2$

$f(3x + 2) = 8x + 4 \ f(3(2) + 2) = 8(2) + 4 \ f(8) = 16 + 4 \ f(8) = 20$