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Chapter 6: Q. 11 (page 436)
find the exact value of the expression
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Difference in Time of Sunrise Naples, Florida, is approximately 90 miles due west of Ft. Lauderdale. How much sooner would a person in Ft. Lauderdale first see the rising Sun than a person in Naples? See the hint. [Hint: Consult the figure. When a person at Q sees the first rays of the Sun, a person at P is still in the dark. The person at P sees the first rays after Earth has rotated so that P is at the location Q. Now use the fact that at the latitude of Ft. Lauderdale in 24 hours an arc of length miles is subtended.]
Keeping Up with the Sun How fast would you have to travel on the surface of Earth at the equator to keep up with the Sun (that is, so that the Sun would appear to remain in
the same position in the sky)?
Use a calculator to find the approximate value of each expression rounded to two decimal places.
Write the equation of a sine function that has the given characteristics.
Amplitude:
Period: role="math" localid="1646330159175"
Convert each angle in degrees to radians. Express your answer as a multiple of .
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