kaydollasign
kaydollasign
16-05-2017
Mathematics
contestada
Factor by grouping. a^2+2ab-24b^2
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irspow
irspow
16-05-2017
You can rewrite that as:
a^2-4ab+6ab-24b^2 then factor 1st and 2nd pair of terms.
a(a-4b)+6b(a-4b) so you have
(a+6b)(a-4b)
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