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A quadratic equation in one variable is a mathematical sentence of degree 2 that can be written in the following standard form. ax^2 + bx + c =0, where a, b, c are real numbers and a is not equal to 0
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A quadratic Equation is a second order of Polynomial equation in a single variable with. because it is a second order polynomial equation, the fundamental theorem of algebra guarantees that it has two solutions these solutions may be both real, or real both complex... 
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