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KCET2009MathematicsComplex Number

The complex number 1+2 i 1- i lies in

Options

  1. Asecond quadrant
  2. Bthird quadrant
  3. Cfourth quadrant
  4. Dfirst quadrant

Correct answer

A. second quadrant

Step-by-step solution

1+2 i 1-i 1+i 1+i = -1+3 i 2 Hence, it lies in second quadrant.

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