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October 1, 2014

October 1, 2014

Posted by **johnnie** on Thursday, September 19, 2013 at 10:57pm.

X -1 : X-2 =sum (x+1)+(x-2)=(x+x+1-2) diff (x+1)-(x-2)=(x-x-1-2) Product (x-1)(x-2)=(x^2-1)

- Polynomials check my answer please -
**Steve**, Thursday, September 19, 2013 at 11:31pmsum (x-1)+(x-2) = 2x-3

diff (x-1)-(x-2) = 1

prod (x-1)*(x-2) = x^2-3x+2

looks like you need some review on working with basic operations.

- Polynomials check my answer please -
**Lyka**, Monday, November 11, 2013 at 9:02am4u-1y

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