Question

F(x)=5x kuadrat +3x-1 , g(x)=x+1 , komposisi fungsi (f°g) (x)

Answer 1

F(x) = 5x² + 3x - 1
G(x) = x + 1

F°G (x) = F (G(x))
F°G (x) = F(x+1)
F°G (x) = 5 (x+1)² + 3(x+1) - 1
F°G (x) = 5 (x² + 2x + 1) + 3x + 3 -1
F°G (x) = 5x² + 10x + 5 + 3x + 3 - 1
F°G (x) = 5x² + 13x + 7

Semoga bermanfaat ya.