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October 21, 2014

October 21, 2014

Posted by **Kally** on Saturday, March 15, 2008 at 5:44pm.

use division to determine whethe the binomial is a factor of f(x)

F(x)=x^3+20x-32; x-2

yes or no

- Algebra -
**Reiny**, Saturday, March 15, 2008 at 8:18pm3 is a factor of 12 because 3 divides exactly into 12 leaving no remainder

similarly if x-2 is a factor of x^3+20x-32 then it must divided exactly into it leaving no remainder.

so...

divide x^3+20x-32 by x-2 and see what happens.

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