aurora2 aurora2

01-11-2017
Mathematics

contestada

Can someone please help me I have to factor p^2-9p-3pr+27r

Can someone please help me I have to factor p29p3pr27r class=

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choixongdong choixongdong

01-11-2017

p^2-9p-3pr+27r
= p(p - 9) - 3r(p - 9)
= (p - 9)(p - 3r)
answer
(p - 9)(p - 3r)

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