Question

Two particles are projected from the same point o with the same velocity at angles a and
aimed at a target on the horizontal plane through O. One falls a m too short and the other b m.
far from the target. If ® is the correct angle of projection so as to hit the target, show that
(a + b) sin 20 = a sin 2ß + b sin 2a.
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Answer 1

Answer:

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