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The sum of the coefficients of all even degree terms in x in the expansion of `(x+sqrt(x^(3)-1))^(6)+(x-sqrt(x^(3)-1))^(6) , (xlt1)` is equal to 4k. The value of k is ________

A

29

B

32

C

26

D

24

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The correct Answer is:
D
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