All of the following expressions are equivalent to 3⋅12^t. However, only one has been rewritten using exponent property #3, b^x/b^y = b^(x−y)

Question

Which one is it?

a) 3^(t+1)20^t/5^t
b) 3^(t+1)4^t
c) 3^(t+1)2^2t
d)3⋅12^(t+2)/12^2

Answer 1

only d has 3⋅12^(something)