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Posted by on Tuesday, July 22, 2014 at 10:21pm.

Which of the following cannot be solved using the quadratic formula?
A. x^2-x+3=0

B. x^2=9

C. 2x+3=0

D. -x^2=-x

  • Algebra - , Tuesday, July 22, 2014 at 11:20pm

    what do you think ?
    I just answered it for you in your previous post

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