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OpenStudy (anonymous):
solve the following equation using the quadric formula 2x^2-15x-1=0
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OpenStudy (anonymous):
\[x=\frac{15\pm\sqrt{223}}{4}\]
OpenStudy (anonymous):
thanks
OpenStudy (anonymous):
need the formula?
OpenStudy (anonymous):
x=15
OpenStudy (anonymous):
x=(15+~(233))/(4),(15-~(233))/(4)_x<Z>APPR<z>7.57,-0.07
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OpenStudy (anonymous):
???
OpenStudy (anonymous):
\[x=15+\sqrt{233}/4, 15-\sqrt{233}/4\]
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