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Mathematics 21 Online
OpenStudy (anonymous):

factor the trinomial 10a third+9a squared+2a=

OpenStudy (saifoo.khan):

\[a(10a^2+9a+2)\]

OpenStudy (agreene):

I prefer: \[a (1 + 2 a) (2 + 5 a)\]

OpenStudy (saifoo.khan):

that was the next step^

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