Hi,

before to post a question on the board, please, follow the rule fr posting here

https://greprepclub.com/forum/rules-for ... -1083.html and how to format a question here

https://greprepclub.com/forum/qq-how-to ... -2357.htmlMoreover, post the question under the right section and not in general quant section.

Back to the question.

You are right m=2 n=4 in which case the answer is -12

But could be the other way around also: m=4 an n=2 which is 12

No a good question.

Regards

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