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SEAMO 2027 - Paper D - SET 03 - Self-study Question 25

SEAMO · SEAMO 2027 - Paper D - SET 03 - Self-study

Question 25

Simplify $\tan1^\circ\cdot\tan2^\circ\cdot\tan3^\circ\cdots\tan89^\circ$.
  1. $\frac12$
  2. $\frac{\sqrt3}{2}$
  3. 1
  4. $\sqrt2$
  5. $\sqrt3$