For each function, find f(0), f(2), f(-1)

Which expression calculates the speed in meters per second of an object that travels a distance of 100 m every 20 seconds

What is the value of r of the geometric series?

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny