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Posted by on Tuesday, May 10, 2011 at 9:52pm.

How do you factor (x^2)+x+7?

  • MATH - , Tuesday, May 10, 2011 at 10:18pm

    Usually we factor using the set of rational numbers.

    Can you think of two numbers which multiply to get 7 and add to get 1 ?
    I can't think of any either, so...

    your expression does not factor.

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