What is the discriminant for x^2-x+2=0

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asked Mar 6, 2018 89.1k views

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Educoutinho · Answer 1 · 2018-03-12T02:55:42+0000

First you need to plug in to the formula b^2 - 4ac (part of the quadratic formula).

In this trinomial, a = 1, b = -1, and c = 2.

(-1)^2 - 4(1)(2)

1 - 8

The discriminant of this polynomial is -7. This tells us that it will have complex roots.

What is the discriminant for x^2-x+2=0

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