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7. The depth of the water at the end of a pier is 2 m at low tide and 12 m at high tide. There are 6 h between low tide and high tide. The first high tide occurs 6 h after midnight. One complete cycle takes 12 h. a) Write an equation that represent the depth of the water. Show all your work. b) Determine the dept of the water at 4:15 pm and 3:30 pm.

7. The depth of the water at the end of a pier is 2 m at low tide and 12 m at high tide. There are 6 h between low tide and high tide. The first high tide occurs 6 h after midnight. One complete cycle takes 12 h. a) Write an equation that represent the depth of the water. Show all your work. b) Determine the dept of the water at 4:15 pm and 3:30 pm.

Algebra: Structure And Method, Book 1
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
Chapter4: Polynomials
Section4.8: Rate-time-distance Problems
Problem 3OE
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7. The depth of the water at the end of a pier is 2 m at low tide and 12 m at high tide. There are 6 h between low tide and high tide. The first high tide occurs 6 h after midnight. One complete cycle takes 12 h. a) Write an equation that represent the depth of the water. Show all your work. b) Determine the dept of the water at 4:15 pm and 3:30 pm.
Transcribed Image Text:7. The depth of the water at the end of a pier is 2 m at low tide and 12 m at high tide. There are 6 h between low tide and high tide. The first high tide occurs 6 h after midnight. One complete cycle takes 12 h. a) Write an equation that represent the depth of the water. Show all your work. b) Determine the dept of the water at 4:15 pm and 3:30 pm.
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