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OpenStudy (anonymous):
how many solutions are there to the equation x^2-9x-5=14
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OpenStudy (anonymous):
2
OpenStudy (anonymous):
2
OpenStudy (anonymous):
you can use the quadratic equation to solve for both of them by subtracting 14 from both sides. the two terms come from the positive or negative that could be under the square root in the quadratic equation
OpenStudy (anonymous):
It might help to make a small graph and follow along how many times it passes the x axis. If you know the quadratic formula, however, you can find the answer by plugging in the unknowns.
OpenStudy (amistre64):
solutions? or just "real" solutions?
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