Math

(3a^2 +1)-(4+2a^2)=

Asked by AnneS2 12 years ago 6/30/2013 11:14 AM

Last updated by anonymous 12 years ago 7/1/2013 11:27 AM

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Answered by CherieS 12 years ago 7/1/2013 11:27 AM

=(3a^2 +1)-(4+2a^2)

=3a^2 +1-4+2a^2 =3a^2+2a^2 +1-4 =5a^2-3