Math, asked by vvakhil65, 7 months ago

simplify (p+q)(p-q)+(q+r)(q-r)+(r+p)(r-p)

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Answered by niyatiinn

0

Answer:

1step :-p2-q2+q2-r2+r2-p2 than all cut,at last 0

Step-by-step explanation:

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Answered by khuathi16

1

Answer:

hope this may help u

pls mark my answer as brainliest

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