225k views
2 votes
For the exponential function f(x) = 8(9)^x-1, find f(4).

User Spolto
by
4.1k points

1 Answer

1 vote

f(x)= 8 (9)^ x -1

Replace x= 4

f(4)= 8 (9)^ 4-1

f(4)= 8 (9)^3

f(4)= 8 (729)

f(4)= 5,832

User Ostap Brehin
by
3.5k points