Help, I’ll give brainlest.

Write a function that matches the description. a cosine function has a maximum of 5 and a minimum value of -5. f (r) =

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

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.