পদার্থবিজ্ঞান প্রশ্ন

An object is thrown vertically upward from the ground with an initial velocity of 80 fts−180\ fts^{-1}. Its heights above the ground is parabola and is given by the equation: s=80t−16t2s=80t-16t^2. How high does the object rise above the around?