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OpenStudy (anonymous):
X2+3x+7=0
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OpenStudy (anonymous):
is it x^2 ?
OpenStudy (anonymous):
You need to use the quadratic equation
OpenStudy (anonymous):
no i mean is is x^2 +3x+7=0 ?
OpenStudy (anonymous):
Yes
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OpenStudy (anonymous):
use quadratic eq.
OpenStudy (anonymous):
a=1; b=3; c=7 \[-b \pm \sqrt{b^{2}-4ac}/2a\]
OpenStudy (anonymous):
plug in the #'s & solve..
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