Respuesta :

wikk
When you are multiplying numbers with exponents, you always add them.
(5^4) * (5^8)
5^(4+8)
5^12

Answer is 
A. 5^12
dagurlonfleek
its going to be the first choice cause u have to add the exponet

answer 5 of the power of 12 or 5 exponet 12