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Mathematics 17 Online
OpenStudy (anonymous):

Use the quadratic formula to find the roots of the equation. Round to tenths if necessary. x2 + x +10 = 0 A. {3.2} B. {-5.5, -2} C. {-3.2, 3.2} D. no real number solution Use the quadratic formula to find the roots of the equation. Round to tenths if necessary. x2 + x +10 = 0 A. {3.2} B. {-5.5, -2} C. {-3.2, 3.2} D. no real number solution @Mathematics

OpenStudy (anonymous):

Come on I just explained the quadratic formula to you ;) $\left( -b \pm \sqrt{{b^2} - (4ac)} \right) \div 2a$ Note that a = 1, b = 1.

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