Permutations And Combinations Question 98

Question: The solution set of $ ^{10}{C _{x-1}}>2\ .{{\ }^{10}}C _{x} $ is

Options:

A) {1, 2, 3}

B) {4, 5, 6}

C) {8,9, 10}

D) {9, 10, 11}

Show Answer

Answer:

Correct Answer: C

Solution:

  • It is obvious and can be checked by putting the values. Since other three sets do not hold good.