Factor completely 169x2 − 64. (13x + 8)(13x − 8) (13x + 8)2 (13x − 8)2 13x − 8

Let r = 3. what is the value of r + 58?

Find percent notation for 0.008 0.008=

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 =