1. a football is kicked at ground level with an initial velocity of 64 feet per second. i. 2 y tt =− + 16 64 iv. ii. ( ) 2 y t =− − + 16 2 64 iii. y tt =− − 16 4 ( ) a. the maximum height of the football is b. the height after 3 seconds is c. the time when the football hits the ground is d. an estimate of the time when the football is 40 feet high is

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