1.

I find the value of kis y + 3 is a factor of3 x2 +ky+6 ​

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ANSWER:

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Step-by-step EXPLANATION:

If y+3 is a FACTOR of 3y2+ky+6 then we have y+3=0 , so y=-3.

Now we have,

3 \times  { - 3}^{2}  +  - 3k + 6 = 0

=-27-3k+6=0

=-3k=21

=k=-7



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