# math

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Find the discriminant. Tell which conic section each graph will be.

4x^2 + 9y^2 +7x-2y-100=0

4x^2+14xy+7x-2y-100=0

• math -

discriminant is B^2 - 4AC
first: 0 - 4*4*9 < 0 so ellipse

second: 196 - 4*4*0 > 0 so hyperbola

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