Question

Two balls are thrown with equal speeds from the top
of a cliff of height h. One ball is thrown at an angle of
$\alpha$
above the horizontal. The other ball is thrown at an
angle of
$\beta$ below the horizontal. Show that each ball
strikes the ground with the same speed, and find that speed in terms of h and initial speed v⁰.​

Answer 1

Answer:

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Explanation: