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Mathematics · JEE | COMPLEX NUMBERS AND QUADRATIC EQUATIONS
हिन्दीIf \( (\frac{1 + i}{1 - i})^m = 1 \), then find the least positive integral value of \( m \).
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Correct answer · Option B
4
Explanation
Simplifying \( \frac{1+i}{1-i} = i \), the equation becomes \( i^m = 1 \). The least positive integer \( m \) for which \( i^m = 1 \) is 4.
