Question

$$\frac{\frac{1}{U_{1}}}{\frac{\sqrt{U_{2}^{2}}}$$

Answer

4*sqrtU*U

Solution


Simplify  \({2}^{2}\)  to  \(4\).
\[1\times U\times 1\times sqrtU\times 4\]
Simplify.
\[4UsqrtU\]
Regroup terms.
\[4sqrtUU\]