What is the product in the simplest form? -8/9 x 5/6 a: -1 b: -13/15 c: -20/27 d: -1/5

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

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 =

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?