The data in the following table give the number of daylight hours for certain days in Kajaani,

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The data in the following table give the number of daylight hours for certain days in Kajaani, Finland.

a) Using the SINE REGRESSION feature on a graphing calculator, model these data with an equation of the form y = A sin (Bx - C) + D.

b) Approximate the number of daylight hours in Kajaani for April 22 (x = 112), July 4 (x = 185), and December 15 (x = 349).

c) Determine on which days of the year there will be about 12 hr of daylight.

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Algebra And Trigonometry Graphs And Models

ISBN: 9780134179049

6th Edition

Authors: Marvin Bittinger, Judith Beecher, David Ellenbogen, Judith Penna

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