Find the value of -i¹⁶ . i⁵ ____?
- -i
- i
- 1
- None of these
Explanation
Calculating the Powers of ii^{16} = (i^2)^8 = (-1)^8 = 1
i^{16} . i^5 = 1 . i^5
i^5 = i^4 . i = 1 . i = i
-i^{16} . i^5 = -1 . i = -i
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