Question

Simplify the following (4m + 5n)2+ (5m + 4n)2 + (4m + 5n) (4m -5n)​

Answer 1

Answer:

16msquare+40mn+25nsquare+400mpowerfour-369MsquareNsquare+640mcubeN-1000mncube-400npower4

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Answer 2

Answer:

answer for the given problem is given