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OpenStudy (anonymous):
Use the Quadratic Formula to solve the equation. -2x2 - 5x + 5 = 0
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OpenStudy (anonymous):
\[\huge quadratic formula~=~ \frac{-b \ \pm \sqrt{b^2-4ac}}{2a} \]
OpenStudy (anonymous):
\[b = -5 \]\[a = -2 \]\[c = 5 \]
OpenStudy (anonymous):
plug in the points and solve
OpenStudy (anonymous):
ohh thank you :)
OpenStudy (anonymous):
No problem
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