1.The sum of the coefficients of all even degree terms in xxx in the expansion of (x+x3−1)6+(x−x3−1)6\left(x + \sqrt{x^3 - 1}\right)^6 + \left(x - \sqrt{x^3 - 1}\right)^6(x+x3−1)6+(x−x3−1)6, x>1x > 1x>1, is equal toa.262626b.323232c.242424d.292929Login to continueOnly logged in users canattempt or see the solution.