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April 20, 2014

April 20, 2014

Posted by **Anonymous** on Thursday, October 28, 2010 at 7:46pm.

- algebra -
**PsyDAG**, Saturday, October 30, 2010 at 6:10am2x(4x^2 - 5) - (7x^3 +3x) =

8x^3 - 10x - 7x^3 - 3x =

x^3 - 13x or x(x^2 -13)

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