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Factorise : (p^(2) + q^(2) - r^(2))^(2...

Factorise :
`(p^(2) + q^(2) - r^(2))^(2) - 4p^(2)q^(2)`.

Text Solution

Verified by Experts

The correct Answer is:
`(p+q+r)(p+q-r)(p-q+r)(p-q-r)`
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