Question

Simplify 3^5•3^4
a.) 3•20
b. 3^9
c.) 6^9
d.) 3^20

Answer 1

But if we are doing 3^x we need to add both of them

This is a rule you should remember if you have both same base to x power when you are multiplying

5+4 = 9

answer is 3^9 or 19683