Jn D An= n de [F (3½ tui)] で find As and A6 and T=o A by using Taylor Series

find the constant term of (2x² + 1/x)⁹

The height of a ball thrown vertically upward t seconds after it is released is given by s(t) = -16t^2+ 64t + 3. Find the height of the ball (in ft) 2 seconds after it is released.