Question

The value of(1(p-n)(n-q)+1(n-q)(q-p)+1(q-p)(p-n)) is

A) 1 B) 0 C) p+q+n D) 2np+q

Answer 1

a . 1.

Step-by-step explanation:

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Answer 2

Answer:

a. 1

Step-by-step explanation:

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