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Binomial Theorem — MATHS STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceMATHSBinomial Theorem1 Mark
MCQ
If $ \text{z}=\Big(\frac{\sqrt{3}}{2}+\frac{\text{i}}{2}\Big)5+\Big(\frac{\sqrt{3}}{2}-\frac{\text{i}}{2}\Big)5,$ then:
  • A
    Re (z) = 0
  • B
    Im (z) = 0
  • C
    Re (z) > 0, Im (z) > 0
  • D
    Re (z) > 0, Im (z) < 0
✓

Answer

  1. Im (z) = 0

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