please send me answer faast
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Step-by-step explanation:
(4m/3-3n/4)^2+2mn
=16m^2/9+9n^2/16-2(4m/3)(3n/4)+2mn
=16m^2/9+9n^2/16-2mn+2mn
=16m^2/9+9n^2/16
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