diketahui:
f(x) = 3x-4
g(x) = 2x+4
fungsi g komposisi f:
(g•f)(x) = g(f(x))
= 2(f(x)) + 4
= 2(3x – 4) + 4
(g•f)(-3) = 2(3x – 4) + 4
= 2(3(-3) – 4) + 4
= 2((-9) – 4) + 4
= 2(-13) + 4
= (-26) + 4
= -22
(g•f)(-3) = -22
diketahui:
f(x) = 3x-4
g(x) = 2x+4
fungsi g komposisi f:
(g•f)(x) = g(f(x))
= 2(f(x)) + 4
= 2(3x – 4) + 4
(g•f)(-3) = 2(3x – 4) + 4
= 2(3(-3) – 4) + 4
= 2((-9) – 4) + 4
= 2(-13) + 4
= (-26) + 4
= -22
(g•f)(-3) = -22