## Introductory Algebra for College Students (7th Edition)

$$\frac{-81}{16y^{24}}$$
We rewrite this fraction by raising both the numerator and denominator to the same power: $$\frac{-3^{4}}{(2y^{6})^{4}}$$ Using the power rule for exponents, we can simplify the power of a power by multiplying the powers together: $$\frac{-81}{2^{4}(y^{6})^{4}}$$ Simplify: $$\frac{-81}{16y^{24}}$$