Which of the following statements are True? (note: more than one correct answer) a. (x > 0 or x < 10 and y < 0) is same as ((x > 0 or x < 10) and y < 0) b. (x > 0 and x < 10) is same as (0 < x < 10) c. (x > 0 or x < 10 and y < 0) is same as (x > 0 or (x < 10 and y < 0)) d. (x > 0 or x < 10) is same as (0 < x < 10)

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

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 =

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39