Sequences and Series Class 11 Lecture 9

“The Effective Leader Recognizes That They Are More Dependent On Their People Than They Are On Them. Walk Softly.”

Lecture - 9 Chapter 9 Sequences & Series

Introduction to Special Series,
Sum of first n natural numbers

Inspirational Story of Mathematician Gauss when he was in elementary school told by Prof. Arvind Gupta

Sum of Squares of first n natural numbers

Sum of Cubes of first n natural numbers
1^3+2^3+3^3+…+n^3= \left ( \frac{n(n+1)}{2} \right )^2