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1. |
Let z ∈ C with Im(z) = 10 and it satisfies \(\frac{{2z - n}}{{2z + n}} = 2i - 1\) for some natural number n. Then: |
A. | n = 20 and Re(z) = -10 |
B. | n = 40 and Re(z) = 10 |
C. | n = 40 and Re(z) = -10 |
D. | n = 20 and Re(z) = 10 |
Answer» D. n = 20 and Re(z) = 10 | |