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Chapter 6: Q.97 (page 396)
For what numbers is not defined?
Whenis odd multiples of
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Pulleys Two pulleys, one with radius and the other with radius , are connected by a belt. The pulley with radius rotates at revolutions per minute, whereas the pulley with
radius rotates at revolutions per minute. Show thatrole="math" localid="1646296862603"
Convert each angle in degrees to radians. Express your answer as a multiple of .
Convert each angle in degrees to radians. Express your answer as a multiple of .
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.]
In Problems , convert each angle in degrees to radians. Express your answer as a multiple of .
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