reeseomalley reeseomalley

Today at 8:08 PM
Mathematics

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

Answer :

Today at 8:13 PM

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

Today at 8:13 PM

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