# Combining the exponent rules

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##### Intros
###### Lessons
1. What are exponent rules?
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##### Examples
###### Lessons
1. Simplify the following and write the answer with positive exponents
1. $(\frac{(-16a^5b^{-3}) (3a^3b^5)}{2a^2b^{-2}} {)^3}$
2. $( \frac{(x^{3y+5}) (x^{4y-2})}{x^{y+3}} )$
3. $(-3{x^5}{y^4}{z^9}{)^{-3}} (-5 {x^4}{y^{-3}}{z^{11}}{)^4}$
###### Topic Notes
We have now learned all individual exponent rules in the previous sessions. In this session, we will try to use different exponent rules to solve problems.