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Obtaining modulus and argument of complex numbers

Obtaining modulus and argument of complex numbers

IB Year 6 | Grade 12

Find the modulus and the principal value of the argument of the following complex numbers:

  1. \(1+i\)
  2. \(1-i\)
  3. \(1-i\sqrt{3}\)

Solution:

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Answer:(a) \(\sqrt2,\frac\pi4\) (b) \(\sqrt2,-\frac\pi4\) (c) \(2,-\frac\pi3\).

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