Question

Tolong bantu saya.
tolong pakai caranya

Answer 1

F(x)=5x - 1
f(x+1)=5(x+1) - 1
=5x + 5 - 1
=5x + 4

maaf kalo salah

Answer 2

F(x+1)=5x-1

F(1+1)=5.(1)-1

F(2)=5.(2)-1

F(2)=10-1

F(2)=9