A baseball player hits a baseball into the air with an initial vertical velocity of 78 feet per second. The player is 6 feet tall, and the height of the ball when hit is half his height. At what two different times does the baseball have a height of 84 feet above the ground? Do not round your answer. (Hint: -54 is a helpful number)

Aprofessional hockey team has noticed that, over the past several seasons, as the number of wins increases, the total number of hot dogs sold at the concession stands increases. the hockey team concludes that winning makes people crave hot dogs. what is wrong with the hockey team's conclusion? a) it does not take into account the attendance during each season. b) it does not take into account the number of hamburgers sold during each season. c) it does not take into account the number of concession stands in the hockey arena. d) it does not take into account the number of seasons the hockey team has been in existence.