If α and β be the coefficients of x^4 and x^2 respectively in the expansion of (x+\sqrt{x^2-1})^6+(x-\sqrt{x^2-1})^6, then [8 Jan 2020 Shift 2]

Correct Answer is : α - β = -132

JEE Main 8 Jan 2020 Shift 2 Solved Paper

Section: Mathematics

Question : 61 of 75

Marks: +1, -0

If α and β be the coefficients of x4 and x2 respectively in the expansion of (x+√x2−1)6+(x−√x2−1)6, then

[8 Jan 2020 Shift 2]

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