Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Sequences and Series Geometric Progressions
Find the minimum value of n for which the sum of n terms from 1 + 2 + 22 + 23 +... is more than 255.
1
8
2
9
3
7
4
More than one of the above
5
None of the above