InterviewSolution
Saved Bookmarks
| 1. |
For any integer k, if ak=cos(kπ7)+isin(kπ7), then value of the expression 12∑k=1|ak+1−ak|3∑k=1|a4k−1−a4k−2| is |
|
Answer» For any integer k, if ak=cos(kπ7)+isin(kπ7), then value of the expression 12∑k=1|ak+1−ak|3∑k=1|a4k−1−a4k−2| is |
|