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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?
The discriminant is 0.
The discriminant is 6.
The discriminant is positive.
The discriminant is negative.

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plshelpp

Answer:

The rule, letting d=discriminant:

d>0, two real solutions

d=0, one real solution

d<0, no real solution (but there are two imaginary solutions)

So if it has only one real solution, the discriminant is equal to zero.

Step-by-step explanation:

Answer:

A: The discriminant is 0.

Step-by-step explanation:

I got it right in the quiz on edg.

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