The movement of two particles is described by the equat

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The movement of two particles is described by equations (in SI units). x1 = 20 + 4t - 4t ^ 2 and x2 = 10 + 2t + t ^ 2. At some point in time the speed of these points will be the same? To determine the velocity and acceleration of the point at this time.

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Task 10761. Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.
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