The depth, y metres, of sea water in a bay t hours after midnight may be represented by the where a, b and k are constants. C01 W7037 2. function, y=a +bcos The water is at a maximum depth of 14.3 m at midnight and noon, and is at a minimum depth of 10.3 m at 06:00 and at 18:00. Write down the value of (a) (b) b = (c) k = な =カ

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter7: Exponents And Exponential Functions
Section7.8: Transforming Exponential Expressions
Problem 13PFA
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2.
The depth, y metres, of sea water in a bay t hours after midnight may be represented by the
function,
where a,
b and k are constants. O1UON707
y=a +bcos
The water is at a maximum depth of 14.3 m at midnight and noon, and is at a minimum depth of
10.3 m at 06:00 and at 18:00.
Write down the value of
(a) a =03
(b) b =
(c) k =
Transcribed Image Text:त 2. The depth, y metres, of sea water in a bay t hours after midnight may be represented by the function, where a, b and k are constants. O1UON707 y=a +bcos The water is at a maximum depth of 14.3 m at midnight and noon, and is at a minimum depth of 10.3 m at 06:00 and at 18:00. Write down the value of (a) a =03 (b) b = (c) k =
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