RD Sharma Solutions Class 11 Combinations

RD Sharma Solutions Class 11 Chapter 17

The RD Sharma textbooks are based on the latest CBSE syllabus. The detailed RD Sharma class 11 solutions for the chapter Combinations is given here. The solutions are given in a step by step manner so that students understand the concepts in a better way.

Combination Definition

A combination is a selection of all or part of objects, without regard to the order in which objects are selected. Combination can be defined as the selection of items from a collection, in a way the order of the selections does not matter.

Example: Suppose there are three balls, say a red, a blue, and a green. There will be 3 combinations of two that can be drawn from the set of balls. These are a red ball and a green ball, a red ball and a blue ball, a green ball and a blue ball. If the set has ‘n’ number of elements, then the number of combinations is:

Check the detailed RD Sharma solutions for class 11 for Chapter 17: Combinations. The detailed RD Sharma class 11 solutions are given in the following table.

Practise This Question

Tick the correct answer in the following:
Area of a sector of angle p (in degrees) of a circle with radius R is