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October 20, 2014

October 20, 2014

Posted by **Anonymous** on Saturday, March 17, 2012 at 8:46pm.

12x^2 - 11x + 2

Please help I have no idea how to do this!

- Math -
**Reiny**, Saturday, March 17, 2012 at 9:52pm12x2 = 24

look for two numbers which multiply to get 24 and have a sum of -11

how about -3 and -8

so 12x^2 - 11x + 2

= 12x^2 - 3x - 8x + 2

= 3x(4x - 1) - 2(4x - 1)

= (4x-1)(3x-2)

- Math -
**Anonymous**, Sunday, March 18, 2012 at 8:49amthanks

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