From the quadratic formula, we know that the numbers and are the roots of the quadratic equation where if and only if and .
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Posts tagged with 'quadratic formula'
The Quadratic Formula Theorem
Introduction The quadratic formula is a formula in getting the roots of the quadratic equation , where , and are real numbers and . The quadratic formula is a generalization of completing the square, and it is usually used as a calculation strategy if a quadratic equation is not factorable. In the graph of the quadratic […]
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