p ‾²⁄7

p ‾²⁄7

—————

p¹⁄7 *p¯4⁄7

So the denominator becomes p ^(-3/7)

So we have

p ^(-2/7) / p ^(-3/7)

And by the laws of exponents we can write

p ^{(-2/7) - (-3/7)} =

p ^(1/7)