Aball is dropped from a height of 48 feet. each time the bounces, it travels back up half the distance from which it fell. how many feet has the ball traveled when it hits the ground for the fifth time?

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

Use the distributive property -7(-2x+u-2)

What are the domain and range of f(x)= -log5(x+2)