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  9. Q1702

RRB Junior Engineer / DMS / CMA 2019 · Question 1702 of 3719

If $$(1 + \tan A) (1 + \tan B) = 2$$, then find $$A + B$$.

  1. A$$90^\circ$$
  2. B$$180^\circ$$
  3. C$$0^\circ$$
  4. D$$45^\circ$$Correct

Answer: D. $$45^\circ$$

Official answer key verified. Detailed explanation coming soon.

Source: RRB JE 2019 CBT-1 (26-May-2019 Shift 3) — cracku.in solved paper with answer key · reliable-secondary

← Q1701View full paper (3719 questions)Q1703 →

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