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September 21, 2014

September 21, 2014

Posted by **crhis** on Tuesday, October 28, 2008 at 9:28pm.

- math -
**devon**, Tuesday, October 28, 2008 at 9:35pm9

-2 1/5

- math -
**Brianna**, Tuesday, October 28, 2008 at 10:40pmso cool

- math -
**Adithya**, Tuesday, October 28, 2008 at 11:10pm2a^2+9a+4=0

2a^2+a+8a+4=0

a(2a+1)+4(2a+1)=0

(2a+1)(a+4)=0

a=-1/2 and a=-4

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