Which is equivalent to 3^3/3^-1?

Question

A -81
B -1/81
C 1/81
D 81

Answer 1

3^3/3^-1
= (3^3)(3^1) = 3^4 = ...

Answer 2

3^4=??????

Answer 3

geesh

3^4 = 3x3x3x3 = 81 = 8.1 x 10^1