1. 1
2. 2
3. 6
4. 8
6
1. 1, 2, 4
2. 2, 4, 8
3. 3, 6, 12
4. None of these
2, 4, 8
1. Sn– 1 + tn – 1
2. Sn – 2 + 2tn
3. Sn – 3 + 2tn
4. None of these
Sn – 3 + 2tn
1. S2 + S3
2. S2 + 2t5
3. S1 + 2t4
4. None of these
S2 + 2t5
1. S3
2. t3
3. t5
4. t4
t5
1. 2744
2. 1296
3. 1728
4. 1331
1728
1. 3
2. 6
3. 9
4. 2
3
1. 4
2. 7
3. 9
4. 2
4
1. 6.72
2. 6.89
3. 7.01
4. 7.19
6.89
1. 6.72
2. 6.89
3. 7.01
4. 7.19
7.01