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If x=6 is the only x-intercept of the graph of a quadratic equation, which statement best describes the discriminant of the equation? A)The discriminant is 0. B)The discriminant is 6. C)The discriminant
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If x=6 is the only x-intercept of the graph of a quadratic equation, which statement best describes the discriminant of the equation?

A)The discriminant is 0.
B)The discriminant is 6.
C)The discriminant is positive.
D)The discriminant is negative.

User OMANSAK
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1 Answer

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Since x is the x-intercepts, that means x'=x" =6 or in other word the discriminante ( Δ = b² 4ac)  =0. Answer is A
User James Jacques
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