mrmickle60 mrmickle60

18-10-2018
Mathematics

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simplify (8m2+m+7m2)-(3m-4m3+2m2)

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18-10-2018

[tex](8m^2+m+7m^2)-(3m-4m^3+2m^2)\\\\=8m^2+m+7m^2-3m+4m^3-2m^2\qquad|\text{combine like terms}\\\\=(4m^3)+(8m^2+7m^2-2m^2)+(m-3m)\\\\=4m^3+13m^2-2m[/tex]

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