Write the exponential function f(x)=4^x-3 in the form f(x)=ab^x

Answer 1

4^(x-3) = 4^x/4^3 = 1/64 * 4^x

Answer 2

do you mean
f(x) = 4^(x-3) ???
that is 4^x / 4^3
= 4^x /64
= (1/64) 4^x

Answer 3

Thank y’all for explaining it ! :-) now I know how to do this kind of question !