Question

Divide & Simplify

b^4/b^-9

Answer 1

B^13

Answer 2

How did you get that answer

Answer 3

Hacks!

Answer 4

divide means to subtract in expoential simplication..

Answer 5

Remember the rule of exponents, a^b / a^c
Same term, it would be a^(b-c)

Answer 6

\[\frac{b^m}{b^n}=b^{m-n}\] and so
\[\frac{b^4}{b^{-9}}=b^{4-(-9)}=b^{4+9}=b^{13}\]

Answer 7

YES YES!

Answer 8

thank you everyone

Answer 9

@qqstory, giving out an answer without explanation is a sin on OpenStudy.

Answer 10

it helps alot when someone explains it so then i understand it .....but i understand what everyone is saying