MathematicsEasy64×since 2002Q2908In the binomial expansion of (a−b)n, n≥5,{\left( {a - b} \right)^n},\,\,\,n \ge 5,(a−b)n,n≥5, the sum of 5th{5^{th}}5th and 6th{6^{th}}6th terms is zero, then a/ba/ba/b equalsAn−56{{n - 5} \over 6}6n−5Bn−45{{n - 4} \over 5}5n−4C5n−4{5 \over {n - 4}}n−45D6n−5{6 \over {n - 5}}n−56Check answerSkip