MCQ
The square root of (- 15 – 8i) is:
- A$\pm(1-4\text{i})$
- B$\pm(1+4\text{i})$
- C$\pm(-2+4\text{i})$
- D$\text{None of these}$
✓
Answer
- $\pm(1-4\text{i})$
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