Question

(1)if the sum of zeroes of the quadratic polynomial 3x2 – kx + 6 is 3, then find the value of k.

Answer 1

Answer:

value of k=9

Step-by-step explanation:

Formula used in the problem:

sum of the zeroes=alpha +beta=-b/a

Given:

sum of the zeroes=-b/a=3

In the problem

a=3,b=-k,c=6

-b/a=3

-(-k)/3=3

k/3=3

k=9

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I hope this answer may help you