That mean the temperature was -3°c over the next four hours the temperature dropped another 15° then every hour until seven the temperature rose 2 degrees what was the temperature at seven

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 =

The total number of dental clinics total for the last 12 months was recorded

The slope of the line passing through the points (2, 7) and (-4, 8) is