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OpenStudy (anonymous):
What method(s) would you choose to solve the equation: x^2 + 2x - 6 = 0 A. Square roots; there is no x-term. B. Quadratic formula, graphing; the equation cannot be factored easily since the numbers are large. C. Factoring; the equation is easily factored. D. Quadratic formula, completing the square or graphing; the coefficient of x2-term is 1, but the equation cannot be factored.
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OpenStudy (perl):
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