Question

Q) Sum of 3mn and -2mn is?


option

a) 5mn
b) -mn
c) -5mn
d) mn​

Answer 1

Answer:

The correct answer is option D

Hope it helped you mate

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Answer 2

$\huge\tt\colorbox{lime}{AnsweR}$

$3mn + ( - 2mn) \\ \\ = 3mn - 2mn \\ \\ = mn \\ \\ option \: (d)$

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