Question

x to the power of 3/7 multiplied by x to 1/14 power

Answer 1

x^4/28

Answer 2

\[x^{3/7} x^{1/14}\]
if you sum the exponents 3/7 and 1/14 you will get 7/14 or 1/2.
x to the 1/2 is the square root of x.
\[\sqrt{x}\]