lucymaebeer04 lucymaebeer04

12-10-2017
Mathematics

contestada

expand (a-1) (a+2). please helpp!!

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rozzgonzales rozzgonzales

12-10-2017

do the foil method. first, outer, inner, last.

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choixongdong choixongdong

12-10-2017

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

Answer Link

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