Question

A ball is projected at such an angle that the horizontal range
is three times the maximum height. The angle of projection
of the ball is
(a)sin⁻¹ (3/4) (b) sin⁻¹ (4/3) (c) cos⁻¹ (4/3) (d) tan⁻¹ (4/3)

Answer 1

d) tan⁻¹ (4/3)

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Answer 2

Explanation:

d is the answer

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