F(x)=4x+2 g(x)=4-x berapakah nilai (gof)invers 2
Matematika
riskisetiawan7928
Pertanyaan
F(x)=4x+2 g(x)=4-x berapakah nilai (gof)invers 2
1 Jawaban
-
1. Jawaban Anonyme
jawab
f(x)= 4x + 2
g(x) 4 - x
gof(x) = g { f(x)} = g (4x+2)
gof(x) = 4 - (4x+2)
gof(x) = 4-4x - 2
gof(x) = - 4x + 2 --> (gof)⁻¹(-4x +2) = x
(gof)⁻¹ (2)= ...
-4x +2 = 2
-4x = 0
x = 0
(gof)⁻¹ (2) = 0