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) About Me  (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