Question

si f(x) = ax - 1, ademas f(3) = 8, calcula el valor de f(5)​

Answer 1

F(x)=aX-1

F(3)=8

8=3a-1; 3a=8+1; a=9/3; a= 3

F(x)=3X-1

F(5)=(3×5)-1

F(5)=14