Verify the following identity. 2 tan 8 sin 20= 2 1+ tan 0 Which of the following four statements establishes the identity? OA. sin 20=2 sin 0 cos 0 = 2 tan 0 2 tan 0 2 sec 0 2 1+ tan 0 2 tan 0 2 2 2 tan 0 OB. sin 20= cos 0- sin 0 = = 2 sec 0 2 1 + tan 0 2 tan 0 2 tan 0 Oc. sin 20=2 sin 0 cos 0 = 2 CSC 0 1 + tan 0 2 tan 0 2 tan 0 OD. sin 20 = cos 20- sin 20= 2 CSC 0 1+ tan 0 000 MacBook Air
Verify the following identity. 2 tan 8 sin 20= 2 1+ tan 0 Which of the following four statements establishes the identity? OA. sin 20=2 sin 0 cos 0 = 2 tan 0 2 tan 0 2 sec 0 2 1+ tan 0 2 tan 0 2 2 2 tan 0 OB. sin 20= cos 0- sin 0 = = 2 sec 0 2 1 + tan 0 2 tan 0 2 tan 0 Oc. sin 20=2 sin 0 cos 0 = 2 CSC 0 1 + tan 0 2 tan 0 2 tan 0 OD. sin 20 = cos 20- sin 20= 2 CSC 0 1+ tan 0 000 MacBook Air
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.2: Trigonometric Functions Of Angles
Problem 46E
Question
Transcribed Image Text:Verify the following identity.
2 tan 8
sin 20=
2
1+ tan 0
Which of the following four statements establishes the identity?
OA. sin 20=2 sin 0 cos 0 =
2 tan 0
2 tan 0
2
sec 0
2
1+ tan 0
2 tan 0
2
2
2 tan 0
OB. sin 20= cos
0- sin
0 =
=
2
sec 0
2
1 + tan 0
2 tan 0
2 tan 0
Oc. sin 20=2 sin 0 cos 0 =
2
CSC 0
1 + tan 0
2 tan 0
2 tan 0
OD. sin 20 = cos 20- sin 20=
2
CSC
0
1+ tan
0
000
MacBook Air
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