Which expression is equivalent to 4(3+5)−3×92? 17−(27)217 minus 27 squared

4(8)−3×814 times 8 minus 3 times 81

14×8114 times 81

12+20−54

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.

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 =