The expression 1e^0.034^t models the balance, in thousands of dollars, where t represents time in years after an account was opened. Write an expression for the number of years after which there will be 15,000 dollars in the account.

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =