A ball is thrown upward with an initial velocity of 64 ​ft/sec from a height 720 ft. Its height​ s, in​ feet, after t seconds is given by s=−16t2+64t+720. After how long will the ball reach the​ ground?

Atoy company is considering a cube or sphere-shaped container for packaging a new product. the height of the cube would equal the diameter of the sphere . compare the volume to surface area ratios of the containers. which packaging will be more efficient? for a sphere, sa =4πr²

Reflect the point (7,0) across the y-axis

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?