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If p, q and $n$ are positive integers, then what is the value of ${n q p} q p ?$

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answer is D.

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Detailed Solution

Given- p, q and n are positive integers.
To determine the value of

{n q p} q p

.
We know that

\sqrt[n]{x} = x^{\frac{1}{n}}

.
Simplifying,

n q p q p = n 1 p q q p ⇒ n q p q p = n

The value of

n q p q p

n

.
Hence, option 4 is the correct option.

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