Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Mathematics Sequences and Series Arithmetic Progressions
The common difference of the A.P. \(\rm \frac{1}{2b},\frac{1-6b}{2b},\frac{1-12b}{2b},...\) is
1
2b
2
-2b
3
-3
4
More than one of the above
5
None of the above