Задача 10585.

A body thrown at an angle of 30 ° to the horizon twice visited h: at the time of 3 s and 5 s after the start of movement. Define: initial speed; the horizontal distance between the points where the body was at the indicated points in time; radius of curvature of the body trajectory at the initial moment of motion.

A detailed solution with a brief record of the conditions, formulas and laws used in the solution, the derivation of the calculation formula and the answer.
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