Cos 0- sec 0 = sin 0 tan 0 Which of the following four statements shows the key steps in establishing the identity? sin 2 0 sin 0 sin 0 1 O A. cos 0– sec 0 = cos 0 sin 0 tan 0 %3D %3D Cos e Cos 0 Cos e 1 sin 0 sin 0 O B. cos 0 – sec 0 = cos 0 sin 0 sin 0 tan 0 sin 0 Cos e cos e 2 sin 1 O C. cos 0– sec 0 = cos 0- Cos 0 sin 0 sin 0 tan 0 = - = - Cos e Cos e sin 0 2 0 Cos 0 COS cos A- sec A= cos A- sin Atan A cos

Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter1: The Six Trigonometric Functions
Section1.5: More On Identities
Problem 97PS
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Establish the identity.
cOs @ — sec Ө3D
sin 0 tan 0
Which of the following four statements shows the key steps in establishing the identity?
sin? 0
sin 0
sin 0
1
O A. cos 0– sec 0 = cos 0
sin 0 tan 0
Cos e
Cos 0
Cos e
sin 2 e
sin 0
1
sin 0
sin 0 tan 0
%3D
sin 0
Cos e
Cos e
2
sin- 0
1
О С. cos Ө- sec 0%3Dcos @ —
Cos O
sin 0
sin 0 tan 0
%3D
Cos e
Cos e
sin 0
2
COS
1
O D. cos 0 - sec 0 = cos 0-
Cos e
= Cos 0•
sin 0 tan 0
sin 0
sin 0
sin 0
Transcribed Image Text:Establish the identity. cOs @ — sec Ө3D sin 0 tan 0 Which of the following four statements shows the key steps in establishing the identity? sin? 0 sin 0 sin 0 1 O A. cos 0– sec 0 = cos 0 sin 0 tan 0 Cos e Cos 0 Cos e sin 2 e sin 0 1 sin 0 sin 0 tan 0 %3D sin 0 Cos e Cos e 2 sin- 0 1 О С. cos Ө- sec 0%3Dcos @ — Cos O sin 0 sin 0 tan 0 %3D Cos e Cos e sin 0 2 COS 1 O D. cos 0 - sec 0 = cos 0- Cos e = Cos 0• sin 0 tan 0 sin 0 sin 0 sin 0
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