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Add: p ( p – q), q ( q – r) and r ( r – p) Add: p ( p – q), q ( q – r) and r ( r – p)

Add: p ( p – q), q ( q – r) and r ( r – p)
Add: p ( p – q), q ( q – r) and r ( r – p)

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5963 Points
2 years ago
Dear Student

p ( p – q) + q ( q – r) + r ( r – p)
= (p^2- pq) + (q^2- qr) + (r^2- pr)
= p^2+ q^2+ r^2- pq - qr - pr

Thanks

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