Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Mathematics Sequences and Series Arithmetic Progressions
What is the sum of first 'n' odd numbers starting from 9?
1
n2 + 8n
2
n2 - 8n
3
n2
4
More than one of the above
5
None of the above