## College Algebra (6th Edition)

$=-\frac{216}{y^{3}}$
When a quotient is raised to a power, raise both the numerator and the denominator to that power: $$(-\frac{6}{y})^{3}$$ $$=\frac{(-6)^{3}}{y^{3}}$$ $$=\frac{-216}{y^{3}}$$ $$=-\frac{216}{y^{3}}$$