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OpenStudy (anonymous):
Calculate the discriminant for the equation x2 + 2x + 7 = 6. 0 -24 24 -7
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OpenStudy (anonymous):
discriminant of \(ax^2+bx+c\) is \(b^2-4ac\)
OpenStudy (anonymous):
but before you start, make sure to write \[x^2+2x+1=0\] to find the correct \(c\)
OpenStudy (anonymous):
O.o
OpenStudy (anonymous):
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