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If the dis...

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# If the discriminant is equal to zero then..............

2 years ago

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Daphnee Labadie

State how many (if any) positive/negative roots you should expect.

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Devan-Kumar M
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If the discriminant of a quadratic equation is 0, then it will have one root exactly. This is shown by the quadratic formula, as it could now be written as x = -b/2a , which by the way will be the point of its minima or maxima.

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