Posted by **Cindy** on Friday, March 21, 2008 at 12:06pm.

find all real or imaginery solutions.

I came up with {-6,6}, is this correct or have I missed something?

-4k^2+144=0

-144=-144

-4k^2/-4=-144/-4

K^2=36

x=+or- sqrt 36

x=+or-6

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