Solve the following equation by completing the square. 4x2 – 160 + 8 = 0
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What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

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 =

Ineed me i stuck and i don’t want to get it wrong