Form a quadratic equation whose roots at 5 and 6.
Explanation:
We know a quadratic equation whose roots are α and β can be written as (x - α)(x - β) = 0.
∴ The required quadratic equation is (x - 5)(x – 6) = 0
⇒ x2 – 5x – 6x + 30 = 0
⇒ x2 – 11x + 30 = 0
Hence, option (b).
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