यदि x^2 + kx +12 का गुणक x+3 हो, तो k कि – McqOptions

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1.	यदि x^2 + kx +12 का गुणक x+3 हो, तो k किसके बराबर है ?
A.	1
B.	9
C.	3
D.	7
Answer» E.

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