## Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

$\dfrac{1}{m^{50}}$
Using the laws of exponents, the given expression, $(m^{-5})^{10}$, is equivalent to \begin{array}{l} m^{-5(10)} \\\\= m^{-50} \\\\= \dfrac{1}{m^{50}} .\end{array}