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If alpha, beta, gamma are roots of x^(3)...

If `alpha, beta, gamma` are roots of `x^(3) +4x+1=0`, then `(alpha+beta)^(-1) +(beta+gamma)^(-1) +(gamma+alpha)^(-1)` equals

A

2

B

3

C

4

D

5

Text Solution

Verified by Experts

The correct Answer is:
c
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