WBJEE 2018 Math Solved Paper

© examsiri.com
Question : 5 of 75
 
Marks: +1, -0
If ar=(cos2rπ+isin2rπ)1/9, then the value of ‌ |
a1a2a3
a4a5a6
a7a8a9
|
is
Go to Question: