-m² + 6mn from 4m² - 2mn + 7 – InterviewSolution

1.	-m² + 6mn from 4m² - 2mn + 7
Answer» 5m^2-8mn +7Step-by-step EXPLANATION:-m^2+6MN from 4m^2-2mn+7=4m^2-2mn+7-(-m^2+6mn)=4m^2-2mn +7+m^2-6mn=4m^2+m^2-2mn -6mn +7=5m^2-8mn+7

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