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Mathematics 14 Online
OpenStudy (anonymous):

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OpenStudy (anonymous):

discriminant = 12^2 - 4*-1*-28 = 144 - 112 = 32 sqroot of this is irrational so the 2 roots will be irrational you can find the x-intercepts by completing the square or quadratic formula

OpenStudy (anonymous):

can you help me find the xintercept by completing the square or quadratic formula?

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