Question 2 - CBSE Class 10 Sample Paper for 2021 Boards - Maths Standard - Solutions of Sample Papers for Class 10 Boards

Last updated at April 16, 2024 by Teachoo

If the sum of the zeroes of the quadratic polynomial 3x ² – kx + 6 is 3, then find the value of k.

If the sum of the zeroes of the quadratic polynomial 3x2 - kx + 6 is 3

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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