Discriminant of Quadratic Equation
Question
Find out if the following quadratic equation has two distinct roots.
- x2 – 5x – 1
- 5x2 + 2
- x2 + 10x + 25
Answer
- Yes
- No
- No
Note:
If b2-4ac is
Results | Meaning |
<0 | no real roots |
=0 | two equal roots |
>0 | two distinct roots |
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