CBSE Class 10 Mathematics Quadratic Equations Online Test

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Question 1

Question

Which of the following equations has two distinct real roots?

Answer

2x2 –3 2 x + 9/4 = 0 

 x2 + x – 5 = 0

 x2 + 3x + 2 2 = 0 

5x2 –3x + 1 = 0