Answers

2014-10-12T21:23:28+08:00
X^2 -4 is the answer :)
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I mean 3x^2-4
can you send me the sol'n, thanks.
2014-10-12T22:15:18+08:00
You can re arrange it anyways because its just addition anyways.

2x² + x²   -3x + 3x    +2 - 6
3x² +0x -4
3x² -4
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