Math, asked by vaibhavibhanushali0, 6 months ago

expand .. (m+2n+3r)²

Answers

Answered by Anonymous

4

Step-by-step explanation:

m×m+2n×2n+3r×3r

${m}^{2} + 4 {n}^{2} + 9 {r}^{2}$

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