An object is thrown vertically upward and has a speed of 20.1 m/s when it reaches 0.45 of its maximum height above the launch point. Determine its initial velocity (m/s).
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An object is thrown vertically upward and has a speed of 20.1 m/s when it reaches 0.45 of its maximum height above the launch point. Determine its initial velocity (m/s).
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