ARITHMETIC PROGRESSION Page 19.4 Ex 19.1 Q1. Answer : Given : an = n2-n+1For n=1, a1 = 12-1+1 = 1For n=2, a2 = 22-2+1 = 3For n=3, a3 = 32-3+1 = 7For n=4, a4 = 42-4+1 =13For n=5, a5 = 52-5+1 = 21 Thus, the first five terms of the sequence are 1, 3, 7, […]

# Sequence and Series, CBSE Class 11th, NCERT Solutions & Sample Papers

## Sum to Infinity of A GP, Class 11 Mathematics Sample Papers

1. There will be total 5 MCQ in this test. 2. Please keep a pen and paper ready for rough work but keep your books away. 3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number. 4. No […]

## Introduction to Sequences, Class 11 Mathematics Sample Papers

1. There will be total 10 MCQ in this test. 2. Please keep a pen and paper ready for rough work but keep your books away. 3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number. 4. No […]

## Relation Between AM and GM, Class 11 Mathematics Sample Papers

1. There will be total 10 MCQ in this test. 2. Please keep a pen and paper ready for rough work but keep your books away. 3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number. 4. No […]

## Special Sequences and Series, Class 11 Mathematics Sample Papers

1. There will be total 10 MCQ in this test. 2. Please keep a pen and paper ready for rough work but keep your books away. 3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number. 4. No […]