Write the equation of the parabola in vertex form.

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 =

Consider the image of klmn for the translation (x, y) → (x – 2, y – 1). what is the ordered pair of l′?

What is ha theorem a special case of?