The exponential form of 2 × 3 is = ?

Answer: Option C

$$\begin{array}{rl}& \text{The exponential form of }\\ & \sqrt{\sqrt{2}\times \sqrt{3}}\\ & =\sqrt{6^{\frac{1}{2}}}\\ & ={\left(6^{\frac{1}{2}}\right)}^{\frac{1}{2}}\\ & =6^{\frac{1}{4}}\end{array}$$