A ball is thrown upward with an initial velocity of 32 ft/sec from a height of 768ft. Its height h, in feet, after t seconds is given by h(t)=-16t^2+32t+768. After how long will the ball reach the ground?

An energy plant is looking into putting in a system to remove harmful pollutants from its emissions going into earth's atmosphere. the cost of removing the pollutants can be modeled using the function c = 25000p/100 -p what is the vertical asymptote?

Look at arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 describe the mistake that arnold made.

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents