Math, asked by shivampanday13899, 9 hours ago

7. द्विघात बहुपद 3x2 - kx + 6 के शून्यकों का योग -1 है तो k का मान है : If the sum of the zeroes of quadratic polynomial 3x2 - kx + 6 is -1 then the value of k is : (a)3 (b)-3 (c)-9 (d) 9​

Answers

Answered by shivamdelhi16337
1

Answer:

Sum of zeroes

alpha+ beta= ‐b/a

so.–b/a= –(–k)/3

‐1 ×3=k

so.k=– 3

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