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Add 12xy − 3p2q2 + 7pq − 8r2 and 2xy + 3p2q2 − 8pq + 4r Please help me quick
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Add 12xy − 3p2q2 + 7pq − 8r2 and 2xy + 3p2q2 − 8pq + 4r

Please help me quick

User Jahnette
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Answer:


12xy - 3 {p}^(2) {q}^(2) + 7pq - 8 {r}^(2) \\ + \\ 2xy + 3 {p}^(2) {q}^(2) - 8pq + 4r \\ = 14xy - pq - 4r

User Argos
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Ex 9.1, 3 (iii) - Chapter 9 Class 8 Algebraic Expressions and Identities ... Davneet Singh is a graduate from Indian Institute of Technology, ...
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