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Question
Add the following:
2p2q2 − 3pq + 4, 5 + 7pq − 3p2q2
Solution
The given expressions are written in separate rows, with like terms one below the other, and then the addition of these expressions is as follows:
2p2q2 – 3pq + 4
–3p2q2 + 7pq + 5
________________
–p2q2 + 4pq + 9
Thus, the sum of the given expressions is –p2q2 + 4pq + 9.
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