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Published byJustina May Modified over 5 years ago

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Section 5.8

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1)by graphing (using the calculator to identify the roots (x-intercepts)) 2)by factoring 3)by “completing the square” 4)by Quadratic Formula: - can be used to solve ANY quadratic equation! Ways to solve quadratic equations…

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What is the Quadratic Formula?

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1)Set the quadratic equation equal to zero (make sure terms are in proper standard form) 2)Select the values of a, b, and c 3)Place these values into the Quadratic Formula and then simplify to get your two solutions (“roots”) - attention to details! Procedure…

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Let’s do some…

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The discriminant…

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How does the discriminant work?

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Examples…

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pgs. 289-290, #’s 31-39, 57-62, 66 Homework!

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