Friday

April 18, 2014

April 18, 2014

Posted by **Lily** on Friday, March 22, 2013 at 3:27pm.

y^2 - 16

---------- undefined.

y^2 + 16

y=4i?

- Algebra 2 -
**Steve**, Friday, March 22, 2013 at 3:47pmyes, and also -4i

y^2+16 = (y+4i)(y-4i)

- Algebra 2 -
**Lily**, Friday, March 22, 2013 at 5:00pmThank you!

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