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# RS Aggarwal Class 11 Chapter 13 Solutions (Some Special Series)

RS Aggarwal Solutions for class 11 maths is a must for students as it helps them in clearing their concepts and making them understand the chapter easily. RS Aggarwal has an answer to you each and every question related to the chapter. The solutions here are designed by the industry experts which makes the solution easy, understandable and according to the examination pattern.

The chapter consists of 2 exercises with 34 questions in it. The questions cover the important topics of the chapter like the sum of first n natural numbers, the sum of the squares of first n natural numbers, sum of the cubes of first n natural numbers and sum of the cubes of first n odd natural numbers. These 34 questions along with numerous solved examples are all to study for this chapter. Moreover, solving these many questions gives you a good practice of questions related to this chapter.

RS Aggarwal solutions by Instasolv helps students with their concept building and helps them in increasing their marks in the examination. Every solution is explained by experts in a detailed way and the formulas and methods used are easy so that students can understand well. Students can easily increase their percentage in exams by studying with the team of Instasolv. The best part of the RS Aggarwal Class 11 Maths Solutions by Instasolv is that learning from here saves your time when there are exams on your head and the second benefit is that you can easily cover all of your syllabi

## Important topics in chapter 13- Some Special Series

This chapter explains students in detail about some special series, other than Arithmetic progression and Geometric progression. Students find Some Special Series easy to understand. Some topics discussed in this chapter are as follows:

• The sum of first n natural numbers.

• The sum of the squares of first n natural numbers.

• The sum of the cubes of first n natural numbers.

• The sum of the cubes of first n odd natural numbers.

These topics are step by step explained including the definitions that you will find easy to understand. There are practice exercises also that help students to build a strong base of the chapter.

Exercise wise discussion

There are a total number of 2 exercises in this chapter. Exercise A and B with a total number of 25 questions in exercise A and 9 questions in exercise B.

Exercise 13A

In exercise A, you have to find the sum of the series when the nth term is given, prove different situations as asked in the questions. Also, find the values if the sum of cubes of first and natural numbers is given.

Exercise 13B

In this exercise, you have to find the sum of series as asked in the question, find the values, find the sum of geometric series and find the sum of n terms if rth term is given.

## Benefits of RS Aggarwal Class 11 Chapter 13- Some Special Series

Instasolv is an online program which helps students in providing a platform to study online. It is run by a team of experts who are well experienced. All the questions are thoroughly discussed and the RS Aggarwal Solutions are made easier for students.

Our team members pull all-nighters to give you the best solutions to all the questions. All questions here are perfectly designed according to the latest CBSE exam blueprint. You must understand all the concepts of the chapter to understand the solutions. Instasolv helps you understand each concept in an easy, elaborative way.

• Simple and easy explanations
• Up to date data including last 10-year exam questions