If the probability of an event is , what must be the probabil y of its complement? 1/7 2/7 4/7 5/7

What is the value of x? enter your answer in the box. (cm)

What is the binomial expansion of (2x-3)^5

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 =