Question

Simplify by expressing fractional exponents instead of radicals.

√(ab)

Answer 1

\[\sqrt{a}=\sqrt[2]{a^1}\]
Right?

Answer 2

Agree, @DjNck?

Answer 3

Thanks but what about the b?

Answer 4

\[\sqrt{ab}=\sqrt[2]{(ab)^1}=(ab)^{\frac{1}{2}}=a^\frac{1}{2}b^\frac{1}{2}\]