must factor by grouping

Algebra
Tutor: None Selected Time limit: 1 Day

 must factor by grouping

3u^3+5u^2+21u+35

May 26th, 2015

u^2(3u+5)+7(3u+5)   =   (u^2+7)(3u+5)

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May 26th, 2015

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May 26th, 2015
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