multiply 7pqr,(p-q+r)
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7pqr×(p-q+r)
=7p^2qr -7pq^2r + 7pqr^2
hope it helps
=7p^2qr -7pq^2r + 7pqr^2
hope it helps
AyeshaChoudhary:
pq -7p +6q -42
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