A) \[3a{{x}^{2}}+2bx+d=0\]
B) \[a{{x}^{2}}+b\,x+c=0\]
C) \[3a{{x}^{2}}+2bx+c=0\]
D) \[6ax+2b=0\]
Correct Answer: C
Solution :
\[\alpha \] is also a root of the equation which is obtained by the differentiation of given cubic equation ie, \[3a{{x}^{2}}+2bx+c=0.\]You need to login to perform this action.
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