Same chapter1 markDifficulty: Easy
One root of x2 − 5x + 6 = 0 is 2. The other root is:
Quadratic Equations
2 marksDifficulty: Easy
State the condition on the discriminant for a quadratic equation to have two distinct real roots.
Original Khojo Papers practice question — not from a past board paper.
Answer
The discriminant b2 − 4ac must be greater than zero.
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
If it is zero the roots are real and equal, and if it is negative there are no real roots.
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