A ball is thrown into the air with an upward velocity of 36ft/s . It’s height h in feet after t seconds is given by the function h= -16t2 + 36t +10 . How many seconds does the ball reach its maximum height

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?