Posted by **Katie** on Thursday, October 8, 2009 at 6:30pm.

I have to figure out how x^3+216=0 is factored, and what potential solutions might be. I factored it like this: (x+3)(x+3)(x+24), resulting in the solutions being -3 (double route) and -24. But my book says these are not correct answers. Why not? Can you show me how to do it the right way? Thanks!

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