Chapter 9 – Sequences and Series
Find the sum to n terms of the series nth terms is given by 9. n^2 + 2^n
27
Oct
Find the sum to n terms of the series nth terms is given by 9. n^2 + 2^n Find the sum to n terms of the series nth terms is given by 9. n^2 + 2^n October 27, 2021 Category: Chapter 9 - Sequences and Series , Maths , NCERT Exemplar Class 11 ,
Find the sum to n terms of the series nth terms is given by 10. (2n – 1)^2
27
Oct
Find the sum to n terms of the series nth terms is given by 10. (2n – 1)^2 Find the sum to n terms of the series nth terms is given by 10. (2n - 1)^2 October 27, 2021 Category: Chapter 9 - Sequences and Series , Maths , NCERT Exemplar Class 11 ,
1. Show that the sum of (m + n)^th and (m – n)^th terms of an A.P. is equal to twice the m^th term.
27
Oct
1. Show that the sum of (m + n)^th and (m – n)^th terms of an A.P. is equal to twice the m^th term. 1. Show that the sum of (m + n)^th and (m – n)^th terms of an A.P. is equal to twice the m^th term. October 27, 2021 Category: Chapter 9 - [...]
2. If the sum of three numbers in A.P., is 24 and their product is 440, find the numbers.
27
Oct
2. If the sum of three numbers in A.P., is 24 and their product is 440, find the numbers. 2. If the sum of three numbers in A.P. find the numbers. is 24 and their product is 440 October 27, 2021 Category: Chapter 9 - Sequences and Series , Maths , NCERT Exemplar Class 11 [...]
3. Let the sum of n, 2n, 3n terms of an A.P. be S1, S2 and S3, respectively, show that S3 = 3(S2 – S1 )
27
Oct
3. Let the sum of n, 2n, 3n terms of an A.P. be S1, S2 and S3, respectively, show that S3 = 3(S2 – S1 ) 2n 3. Let the sum of n 3n terms of an A.P. be S1 respectively S2 and S3 show that S3 = 3(S2 – S1 ) October 27, 2021 [...]
1. Find the sum of odd integers from 1 to 2001.
24
Oct
1. Find the sum of odd integers from 1 to 2001. 1. Find the sum of odd integers from 1 to 2001. October 24, 2021 Category: Chapter 9 - Sequences and Series , Maths , NCERT Exemplar Class 11 ,
14. The Fibonacci sequence is defined by 1 = a1 = a2 and an = an – 1 + an – 2, n > 2. Find an+1/an , for n = 1, 2, 3, 4, 5
24
Oct
14. The Fibonacci sequence is defined by 1 = a1 = a2 and an = an – 1 + an – 2, n > 2. Find an+1/an , for n = 1, 2, 3, 4, 5 14. The Fibonacci sequence is defined by 1 = a1 = a2 and an = an – 1 + [...]
Write the first five terms of each of the sequences in Exercises 11 to 13 and obtain the corresponding series: 13. a1 = a2 = 2, an = an – 1–1, n > 2
24
Oct
Write the first five terms of each of the sequences in Exercises 11 to 13 and obtain the corresponding series: 13. a1 = a2 = 2, an = an – 1–1, n > 2 an = an – 1–1 n > 2 Write the first five terms of each of the sequences in Exercises 11 [...]
Write the first five terms of each of the sequences in Exercises 11 to 13 and obtain the corresponding series: 12. a1 = – 1, an = an – 1 / n, n ≥ 2
24
Oct
Write the first five terms of each of the sequences in Exercises 11 to 13 and obtain the corresponding series: 12. a1 = – 1, an = an – 1 / n, n ≥ 2 an = an - 1 / n n ≥ 2 Write the first five terms of each of the sequences [...]
11. a1 = 3, an = 3an-1 + 2 for all n > 1
24
Oct
11. a1 = 3, an = 3an-1 + 2 for all n > 1 11. a1 = 3 an = 3an-1 + 2 for all n > 1 October 24, 2021 Category: Chapter 9 - Sequences and Series , Maths , NCERT Exemplar Class 11 ,