What is the area of the surface obtained by rotating the circle about the line
Hint: You can use
What is the length of the curve represented by the equation
What is the length of the curve in the domain
What is the area of the surface obtained by rotating the loop of the curve about the -axis?
A delivery drone flying at constant speed and constant height toward a destination drops its goods. If the trajectory of the falling goods until it hits the ground can be described by the equation where is the horizontal distance it travels and is its height above the ground, what is the distance (not horizontal displacement) traveled by the goods until it hits the ground?
Note: You can use