Easy
1 point
ID: #24628
Question
i^(-49) এর মান কত?
Options
1
-1
Correct Answer
2
i
Correct Answer
3
1
Correct Answer
4
-i
Correct Answer
Explanation
i^(-49) = 1 / i^49 = 1 / (i^48 * i) = 1 / (1 * i) [যেহেতু i^4=1] = 1/i = i / i^2 = i / (-1) = -i।