1. are in harmonic progression
2. are in arithmetic progression
3. are in geometric progression
4. none of the above
are in arithmetic progression
1. 0
2. (p - q) (q - r) (r - p)
3. pqr
4. 3 pqr
0
1. 13/25
2. 3/25
3. 17/25
4. 8/25
13/25
1. 3
2. 1
3. 5
4. 4
5
1. 1/10x - 7
2. 1/ 10x + 7
3. x+7/10
4. x - 7/10
x+7/10
1. (√5 - 1)/2
2. (√5 + 1)/2
3. (√5 - 1)/3
4. (√5 + 1)/3
(√5 + 1)/2
1. x + y + z
2. x + y + z + 1
3. x + y + z + 2
4. x + y + z + 3
x + y + z + 2
1. 1/2
2. 1
3. √2
4. 2
√2
1. 2n
2. 22n
3. 2n+1
4. 23n
22n
1. log b/a
2. log a/b
3. log a
4. log b
log a/b