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Railways PYQCBT 1 2016

RRB NTPC · Question 18

What is the value of the expression: (tan0°.tan1°.tan2°.tan3°.tan4°……tan89°) A. 0 B. 1 C. 2 D. 1/2

  1. C

  2. D

  3. A

  4. B

Show answer & explanation

Answer: (C) A

Explanation

The product contains tan 0° = 0, so the whole product is 0.