Q68. The angle of elevation to the top of a tower from a point on the ground is α. From a second point, 'b' meters directly above the first, the angle of depression to the foot of the tower is β. What is the height of the tower?Mathematics — NUST Mock By IBAGRADS 1 — Question 68 of 200A. b cot(α) tan(β)B. b tan(α) tan(β)C. b tan(α) cot(β)D. None of the abovePractice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →