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Chapter 6: Q. 24 (page 395)
In problems 11-26,use the fact that the trigonometric function are periodic to find the exact value of each expression. Do not use a calculator.
The exact value is
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Use the graph of the function to determine the domain and the range of function
In Problems 13–20, is the point on the unit circle that corresponds to a real number . Find the exact values of the six trigonometric functions of .
.
Find the exact value of each expression. Do not use a calculator.
In the problem,denotes the length of the arc of a circle of radius subtended by the central angle . Find the missing quantity. Round answers to three decimal places.
meters, radian,
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.]
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