1 A stone is thrown straight down from a tall building. The relation h = -4.9t² + 19.6t + 58.8 approximates its path, with h in meters and t in seconds. (Hint: evaluate the zeros) a) How tall is the building? Explain how you solved this problem. b) Determine when the stone will hit the ground.

1 A stone is thrown straight down from a tall building. The relation h = -4.9t² + 19.6t + 58.8 approximates its path, with h in meters and t in seconds. (Hint: evaluate the zeros) a) How tall is the building? Explain how you solved this problem. b) Determine when the stone will hit the ground.

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter8: Introduction To Functions

Section8.9: Direct Variation

Problem 15P

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Please help on all asked questions. Pls show all the work and steps. Please circle the final answer.

1 A stone is thrown straight down from a tall building. The relation
h = -4.9t² + 19.6t + 58.8 approximates its path, with h in meters and t
in seconds. (Hint: evaluate the zeros)
a) How tall is the building? Explain how you solved this problem.
b) Determine when the stone will hit the ground.

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