# How do you write 3 sqrt x^2 as an exponential form?

$3 {\left({x}^{2}\right)}^{\frac{1}{2}}$
For every x, this has two values $\pm 3 x$.
In the case of $3 \sqrt{{x}^{2} =} 3 {\left({x}^{2}\right)}^{\frac{1}{2}}$, n = 2 and the two values are both real, $\pm 3 x$.