Question

add : p(p-q) , q(q-r) and r(r-p)

friends please help i need your help
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Answer 1

Answer:

sorry I want to help

Step-by-step explanation:

but I don't know the answer sorry

Answer 2

Answer:

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

p^2-pq+q^2-qr+r^2-rp

(pqr)^2 (-pq-qr-rp)