SOLUTION: find the discriminant of x^2-2x=-5

SOLUTION: find the discriminant of x^2-2x=-5

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Question 330984: find the discriminant of x^2-2x=-5
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

First put your equation into Standard Form:

So:

,

, and

then recall the quadratic formula,

The discriminant,

, is equal to the portion of the quadratic formula under the radical, thus:

Just plug in the numbers and do the arithmetic

John

My calculator said it, I believe it, that settles it

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