“The Three ‘C’s’ Of Leadership Are Consideration, Caring, And Courtesy. Be Polite To Everyone.” Lecture - 16 Chapter 9 Sequences & Series Why sum to infinity in a Geometric Progression exists only for r less then 1? Derivation of rule for sum of infinite terms of a G.P.SUPPLEMENTARY EXERCISEFind the sum to infinity in each …

## Lecture 15 Class 11 Sequences and Series

“Leaders Concentrate Single-Mindedly On One Thing– The Most Important Thing, And They Stay At It Until It’s Complete.” Lecture - 15 Chapter 9 Sequences & Series MISCELLANEOUS EXERCISEExample 21. If pth, qth, rth and sth terms of an A.P. are in G.P, then show that are also in G.P.Example 22. If a, b, c are in …

## Class 11 Sequences and Series Lecture 14

“The True Test Of Leadership Is How Well You Function In A Crisis.” Lecture - 14 Chapter 9 Sequences & Series MISCELLANEOUS EXERCISEQuestion 25. Find the sum of the following series up to n terms: Question 26. Show that Question 27. A farmer buys a used tractor for Rs 12000. He pays Rs 6000 cash and agrees to …

## Class 11 Maths Chapter 9 Lecture 13

“Leaders Are Anticipatory Thinkers. They Consider All Consequences Of Their Behaviors Before They Act.” Lecture - 13 Chapter 9 Sequences & Series MISCELLANEOUS EXERCISEQuestion 18. If a and b are the roots of and c, d are roots of , where a, b, c, d form a G.P. Prove that .Question 19. The ratio of the A.M. and G.M. of two positive …

## Chapter 9 Class 11 Maths Lecture 12

“Superior Leaders Are Willing To Admit A Mistake And Cut Their Losses. Be Willing To Admit That You’ve Changed Your Mind. Don’t Persist When The Original Decision Turns Out To Be A Poor One.” Lecture - 12 Chapter 9 Sequences & Series MISCELLANEOUS EXERCISE Question 11. A G.P. consists of an even number of terms. …

## Lecture 11 Chapter 9 Sequences and Series

“Practice Golden Rule Management In Everything You Do. Manage Others The Way You Would Like To Be Managed.” Lecture - 11 Chapter 9 Sequences & Series MISCELLANEOUS EXERCISEQuestion 1. Show that the sum of terms of an A.P. is equal to twice the mth terms.Question 2. If the sum of three numbers in A.P., is …

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## Lecture 10 Class 11 Sequences and Series

“Leaders Never Use The Word Failure. They Look Upon Setbacks As Learning Experiences.” Lecture - 10 Chapter 9 Sequences & Series NCERT EXERCISE 9.4Find the sum to n terms of each of the series in Exercises 1 to 7.Question 1. Question 2. Question 3. Question 4. Find the sum to n terms of each of …

## 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 numbersInspirational Story of Mathematician Gauss when he was in elementary school told by Prof. Arvind GuptaSum of Squares of …

## Class 11 Lecture 8 Sequences and Series

“The Key Responsibility Of Leadership Is To Think About The Future. No One Else Can Do It For You.” Lecture - 8 Chapter 9 Sequences & Series NCERT EXERCISE 9.3Question 26. Insert two numbers between 3 and 81 so that the resulting sequence is G.P.Question 27. Find the value of n so that may be …

## Lecture 7 Class 11 Sequences and Series

“Leaders Think And Talk About The Solutions. Followers Think And Talk About The Problems.” Lecture - 7 Chapter 9 Sequences & Series NCERT EXERCISE 9.3 Question 19. Find the sum of the products of the corresponding terms of the sequences 2, 4, 8, 16, 32 and 128, 32, 8, 2, Question 20. Show that the …