maa1999orx3jy maa1999orx3jy

12-07-2017
Mathematics

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Factor a2 + 4ab - 45b2 on your paper. Which one of these is a factor of the trinomial?

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abcdefghij777 abcdefghij777

12-07-2017

it factors out to: (a-5b)(a+9b)

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