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Mathematics 20 Online
OpenStudy (anonymous):

Which equation would best help solve the following problem: Rennie kicks a field goal with an initial vertical velocity of 31 meters per second. How long will it take the football to hit the ground? A. –4.9t^2 + 31t = 0 B. –4.9t^2 – 31t = 0 C. 16t^2 + 31t = 0 D. –16t^2+ 31t = 0

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