Which of the following equations represents a line that passes through the points (−5,−4) and (−10,−14)? I. y=2x+4
II. y+4=2(x+5)

A. Neither
B. I only
C. II only
D. I and II

Express the following as a function of a single angle, cos(60) cos(-20) - sin(60) sin(-20)

What is the solution set of the quadratic inequality x2- 5< 0? o {xl-55x55{x- 155x55){xl -55x5 15){x1 - 15 sx5/5)

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 =