### Home > PC > Chapter 9 > Lesson 9.2.1 > Problem9-72

9-72.

​​Use the properties of exponents to simplify $\left(\frac{12f^{-3}g^6}{3f^{-9}}\right)^2$

Simplify the expression inside the parentheses first. Eliminate negative exponents. Then square the result.

$(4f^{-3-(-9)}g^6)^2$