Question

if the sum of zero of quadratic polynomial 3x²-kx+6 is 3 then find k

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Answer 1

Answer:

sum of the zeroes =3 =-b/a = -k/3 =

-k= 9

k= -9

Answer 2

sum of zero = -b/a

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

-b/a=-k/3

3=-k/3

-k=9

K=-9 is the answer...….....