Final Answer
Step-by-step Solution
Specify the solving method
Simplify $\sqrt{m^7}$ using the power of a power property: $\left(a^m\right)^n=a^{m\cdot n}$. In the expression, $m$ equals $7$ and $n$ equals $\frac{1}{2}$
Multiply $7$ times $\frac{1}{2}$