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KCET2020MathematicsComplex Number

The value of ² 51^ + ² 39^ is

Options

  1. A1
  2. B0
  3. C12^
  4. D12^

Correct answer

A. 1

Step-by-step solution

We have, aligned & ² 51^ + ² 39^ & ² 51^ + ² (90^ -51^ ) & ² 51^ + ² 51^ =1 aligned

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