45-48 - Sign of a Trigonometric Expression Find the sign of the expression if the terminal point determined by t is in the given quadrant. 45. sin t cos t, Quadrant II 46. tan i sec t, Quadrant IV tan i sin t 47. 48. cos t sec t, any quadrant Quadrant III cot !

45-48 - Sign of a Trigonometric Expression Find the sign of the expression if the terminal point determined by t is in the given quadrant. 45. sin t cos t, Quadrant II 46. tan i sec t, Quadrant IV tan i sin t 47. 48. cos t sec t, any quadrant Quadrant III cot !

Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter74: Introduction To Compound Angles

Section: Chapter Questions

Problem 2A

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Question

45-48 - Sign of a Trigonometric Expression Find the sign of
the expression if the terminal point determined by t is in the given
quadrant.
45. sin t cos t, Quadrant II
46. tan i sec t, Quadrant IV
tan i sin t
47.
48. cos t sec t, any quadrant
Quadrant III
cot !

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