1.If for some positive integer nnn, the coefficients of three consecutive terms in the binomial expansion of (1+x)n+5(1 + x)^{n+5}(1+x)n+5 are in the ratio 5:10:145 : 10 : 145:10:14, then the largest coefficient in the expansion is:a.462b.330c.792d.252Login to continueOnly logged in users canattempt or see the solution.