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Mathematics 9 Online
OpenStudy (anonymous):

Using the discriminant, what values of c will make the quadratic y = 2x2 - 3x + c have one real solution?

OpenStudy (callisto):

since it has one real solution (delta) = 0 (-3)^2 - 4(2)(c) = 0 8c = 9 c= 9/8

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