5. Add the following expressions
4m2-7n2+5mn , 3n2+5m2-2mn​

1 thought on “5. Add the following expressions<br />4m2-7n2+5mn , 3n2+5m2-2mn​”

1. Step-by-step explanation:

   4m^2 -7n^2 +5mn+ 3n^2 + 5m^2-2mn=0

   4m^2+5m^2 -7n^2+3n^2+5mn-2mn=0

   9m^2-4n^2+3mn=0 is answer

   just we have add same variables on one side then we have to evaluate

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