Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Complex Numbers Imaginary Number i and its properties
The value of i12 + i13 + i14 + i15, where \({\rm{i}} = \sqrt { - 1} \), is
1
1
2
- i
3
- 1
4
More than one of the above
5
None of the above