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1 vote
I took a picture of the problem.​

I took a picture of the problem.​-example-1
User Sinthet
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1 Answer

6 votes

Explanation:


- {3}^(2) m {n}^(5) m {n}^(2) {m}^(6) = \\ = - 9 {m}^(8) {n}^(7)

User Pietro Battiston
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