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In the given figure graph of `y=p(x)=x^(4)+ax^(3)+bx^(2)+cx+d` is given
image
The product of all imaginery roots of `p(x)=(0)` is
A. `1`
B. `2`
C. `1//3`
D. `1//4`

1 Answer

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Best answer
Correct Answer - A
`(a)` `1.2(alpha+ibeta)(alpha-ibeta)=p(0)=2implies(alpha+ibeta)(alpha-ibeta)=1`

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