JEE Main Mathematics question

MathematicsPermutations and CombinationsJEE Main

A set contains elements. The number of subsets of this set containing more than elements is equal to

Answer: (D)

Solution

A subset has either at most elements or at least elements, and complementing a subset swaps these two

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-020794