Oy . So the reference angle for e = 110° is ē = 80 (a) If 0 is in standard position, then the reference angle 0 is the acute angle formed by the terminal side of 0 and the (x-axis 0 = 190° is 0- 10 X °, and that for (b) If 0 is any angle, the value of a trigonometric function of 0 is the same, except possibly for sign, as the value of the trigonometric function of 0. So sin(110°) = sin and sin(190°) - -sin -10 |× •).
Oy . So the reference angle for e = 110° is ē = 80 (a) If 0 is in standard position, then the reference angle 0 is the acute angle formed by the terminal side of 0 and the (x-axis 0 = 190° is 0- 10 X °, and that for (b) If 0 is any angle, the value of a trigonometric function of 0 is the same, except possibly for sign, as the value of the trigonometric function of 0. So sin(110°) = sin and sin(190°) - -sin -10 |× •).
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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![(a) If 0 is in standard position, then the reference angle 0 is the acute angle formed by the terminal side of 0 and the (x-axis
So the reference angle for 0 = 110° is 0 = 80
o, and that for
0 = 190° is 0 = 10
(b) If 0 is any angle, the value of a trigonometric function of 0 is the same, except possibly for sign, as the value of the trigonometric function of 0. So sin(110°)
sin(
and
in(
× °).
sin(190°)
= -sin -10](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb7895cf2-f771-41ce-982f-a1f944531448%2Fb4609a84-0261-4bd7-997e-d366308c48ee%2Ftdiizry_processed.png&w=3840&q=75)
Transcribed Image Text:(a) If 0 is in standard position, then the reference angle 0 is the acute angle formed by the terminal side of 0 and the (x-axis
So the reference angle for 0 = 110° is 0 = 80
o, and that for
0 = 190° is 0 = 10
(b) If 0 is any angle, the value of a trigonometric function of 0 is the same, except possibly for sign, as the value of the trigonometric function of 0. So sin(110°)
sin(
and
in(
× °).
sin(190°)
= -sin -10
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