SOLUTION: At midnight the water at a particular beach is at high tide. At the same time a gauge at the end of a pier reads 10 feet. Low tide is reached at 6 AM when the gauge reads 4ft.
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Question 891850: At midnight the water at a particular beach is at high tide. At the same time a gauge at the end of a pier reads 10 feet. Low tide is reached at 6 AM when the gauge reads 4ft.
1) Write the equation that models this situation.
2) Write the equation that models this situation.
thank you
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the height of the water in feet
Let = the time in hours
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You are given the point ( 12,10 ), which is midniight, 10 ft
and also the point ( 6, 4 ) which is 6 AM, 4 ft
Use the general point-slope formula
---------------
check:
If the time were 7AM,
OK, I think
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