Question

for exponential function of the form f(x)=a^x which of the following expressions is equal to f(r).f(s) ?
(A) f(r.s)
(B) f (r^s)
(C) f(r+s)

Answer 1

\[f(r).f(s)=a^r . a^s=a^{r+s}\]

Answer 2

i dont understand !!! so what would the answer be??

Answer 3

note that\[f(r+s)=a^{r+s}\]

Answer 4

soo it would be f(r^s)

Answer 5

omg thx u i got it rite!!! ;)