F(x)=2x+1 maka, f(x+2)= f(-2)= By Admin ReiPosted on December 9, 2022 F(x)=2x+1 maka, f(x+2)= f(-2)= F(x+2)=2(x+2)+1 =2x+5f(-2) =2×-2+5 =-4+5 =1