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Expand the following : (-p + 2q + 3r)^...

Expand the following `:`
`(-p + 2q + 3r)^(2)`

Text Solution

Verified by Experts

The correct Answer is:
`p^(2) + 4q^(2) + 9r^(2) - 4pq + 12 qr - 6rp`
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