Question

21 radical sign p^-4/p^3

Answer 1

Answer: $p^-^\frac{1}{3}$

$\sqrt[21]{\frac{p^-^4}{p^3} }$

$\sqrt[21]{p^-^4^-^3}$

$\sqrt[21]{p^-^7}$

$\sqrt[21]{\frac{1}{p^7}}$

$\frac{\sqrt[21]{1} }{\sqrt[21]{p^7} }$

$\frac{1}{p^\frac{7}{21} }=\frac{1}{p^\frac{1}{3} }=p^-^\frac{1}{3}$