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OpenStudy (anonymous):
Solve by using the quadratic formula to solve x2 + 6x = –3. Quick help please??
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OpenStudy (anonymous):
If z=1, b=6, and c=3....I can break it down to -6+/- radical 24 over 2...but idk what to do after that...
OpenStudy (pfenn1):
You can further simplify \[x=(-6 \pm \sqrt{24})/2=-3\pm2\sqrt{6}\]
OpenStudy (pfenn1):
\[2\sqrt{6}\approx4.9\] so \[x \approx1.9, -7.9\]
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