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Roots of equation of the form ax2 + bx + c

Formula is (-b +/- (sqrt (b2 - 4ac)))/2a

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Q: What does quadratic formula give us?
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What is the graph of a quadratic formula?

In general, quadratic equations have graphs that are parabolas. The quadratic formula tells us how to find the roots of a quadratic equations. If those roots are real, they are the x intercepts of the parabola.


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