If the sum of the zeroes of the quadratic polynomial 3x2 – kx + 6 is 3, then find the value of k.

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  1. Class 10
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Transcript

Question 2 If the sum of the zeroes of the quadratic polynomial 3x2 – kx + 6 is 3, then find the value of k. For Polynomial 3x2 – kx + 6 ∴ a = 3, b = −k, c = 6 Now, Sum of Zeroes = (−𝑏)/𝑎 3 = (−(−𝒌))/𝟑 3 × 3 = k k = 9

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.