Answer:
The value of given expression is -1.
Explanation:
We have to evaluate the following expression:
We know that:
Putting the values in the expression:
Hence, the value of given expression is -1.
Answer: The answer is - 1.
Step-by-step explanation: We are given to find the value of the given expression
We know that 'i' is an imaginary unit and its value is √-1. So, we have
Therefore, the given expression becomes
.
Thus, the answer is - 1.
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