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Simplify. (4m + 5n)^2 + (5m + 4n)^2 Simplify. (4m + 5n)^2 + (5m + 4n)^2

Simplify. 
 (4m + 5n)^2 + (5m + 4n)^2
Simplify. 
 (4m + 5n)^2 + (5m + 4n)^2

Grade:12

1 Answers

Anand Kumar Pandey
askIITians Faculty 5693 Points
2 months ago
Dear Student

(4m + 5n)^2 + (5m + 4n)^2
= 16m^2+ 40mn + 25n^2+ 25m^2+ 40mn + 16n^2
= 41m^2+ 80mn + 41n^2

Thanks

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