Algebra

−2y^2−6y+7=0

step 2 of 2 : Use the discriminant, b2−4ac, to determine the number of solutions of the given quadratic equation. Then solve the quadratic equation using the formula y=−b±sqrt(b2−4ac)/√2a.

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  1. ok. how does the discriminant tell you about the roots? In other words, why is it called the discriminant?

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    oobleck

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