The sum of co-efficients of all even degree terms in x in the expansio – InterviewSolution

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1.	The sum of co-efficients of all even degree terms in x in the expansion of (x+√x3−1)6+(x−√x3−1)6,(x>1) is equal to:
Answer» The sum of co-efficients of all even degree terms in $x$ in the expansion of $(x + \sqrt{x^{3} - 1})^{6} + (x - \sqrt{x^{3} - 1})^{6}, (x > 1)$ is equal to:

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