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Question
Determine whether the following equation has real roots or not. If yes, find them:
3x2 − 2x + 2 = 0
Sum
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Solution
Given:
3x2 − 2x + 2 = 0
a = 3, b = −2, c = 2
D = b2 − 4ac
D = (−2)2 − 4(3) (2)
= 4 − 24
= −20
Since D = −20 < 0, the discriminant is negative.
The given equation has no real roots.
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