Answer
$\frac{1}{2}$.
Work Step by Step
$5^2$ gives $25$.
In the equation form we can write.
$5^2=25$
Take square root on both sides.
$(5^2)^{\frac{1}{2}}=(25)^{\frac{1}{2}}$
$5=(25)^{\frac{1}{2}}$
Hence, the $\frac{1}{2}$ power of $25$ gives $5$.
