equation: solve x^2 - x - 12 > 0
- Thread starter haliebre
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skeeter
Elite Member
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- Dec 15, 2005
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no ... that's not the way one solves a quadratic inequality.
find what value(s) of x make the quadratic = 0 ... that means every other x-value makes the value of the quadratic (+) or (-) ... you want those values of x that make the quadratic (+).
find what value(s) of x make the quadratic = 0 ... that means every other x-value makes the value of the quadratic (+) or (-) ... you want those values of x that make the quadratic (+).