A quadratic equation has exactly one real number solution. Which is the value of its discriminant?
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22-05-2020
Mathematics

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A quadratic equation has exactly one real number solution. Which is the value of its discriminant?
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DeanR DeanR · Answer 1 · 2020-05-22T14:57:35+02:00

DeanR DeanR

22-05-2020

Exactly one solution means the quadratic is a perfect square, so the usual two solutions coincide. When we have repeated roots that means the discriminant is zero.

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jennifercadey jennifercadey · Answer 2 · 2020-11-23T21:02:21+01:00

jennifercadey jennifercadey

23-11-2020

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A quadratic equation has exactly one real number solution. Which is the value of its discriminant? -1 0 1 2

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A quadratic equation has exactly one real number solution. Which is the value of its discriminant?
-1
0
1
2