Verify the identity.tan 2 x+ sec? x = 2 sec? x-1Which of the following four statements establishes the identity?O A. tan?? x= (1- sec?x) + sec?x=2 sec? x- 1x+ secOB.B. tan x+ sec 2 x = 1 =2 sec x- 122OC. tan? x+ sec? x =(sec2x-1) + secx=2 sec x - 1OD.tan 2 x+ sec?x = (sec?x+1) + se2c²x=2 sec x- 1 Find the exact value of the following expression.11x3ntan6Find the exact value of the expression.11x3ntan6- 7+4/3(Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression. Rationalize all denominators.)

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Description: Verify the identity.tan 2 x+ sec? x = 2 sec? x-1Which of the following four statements establishes the identity?O A. tan?? x= (1- sec?x) + sec?x=2 sec? x- 1x+ secOB.B. tan x+ sec 2 x = 1 =2 sec x- 122OC. tan? x+ sec? x =(sec2x-1) + secx=2 sec x - 1O

Use identity:- Sec2x - tan2x = 1

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Verify the identity. tan 2 x+ sec? x = 2 sec? x-1 Which of the following four statements establishes the identity? O A. tan? ? x= (1- sec?x) + sec?x=2 sec? x- 1 x+ sec OB. B. tan x+ sec 2 x = 1 =2 sec x- 1 2 2 OC. tan? x+ sec? x = (sec2x-1) + secx=2 sec x - 1 OD. tan 2 x+ sec?x = (sec?x+1) + se 2 c²x=2 sec x- 1

Verify the identity. tan 2 x+ sec? x = 2 sec? x-1 Which of the following four statements establishes the identity? O A. tan? ? x= (1- sec?x) + sec?x=2 sec? x- 1 x+ sec OB. B. tan x+ sec 2 x = 1 =2 sec x- 1 2 2 OC. tan? x+ sec? x = (sec2x-1) + secx=2 sec x - 1 OD. tan 2 x+ sec?x = (sec?x+1) + se 2 c²x=2 sec x- 1

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter7: Analytic Trigonometry

Section: Chapter Questions

Problem 1DE

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Concept explainers

Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.

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Question

Verify the identity.
tan 2 x+ sec? x = 2 sec? x-1
Which of the following four statements establishes the identity?
O A. tan?
? x= (1- sec?x) + sec?x=2 sec? x- 1
x+ sec
OB.
B. tan x+ sec 2 x = 1 =2 sec x- 1
2
2
OC. tan? x+ sec? x =
(sec2x-1) + secx=2 sec x - 1
OD.
tan 2 x+ sec?x = (sec?x+1) + se
2
c²x=2 sec x- 1

Find the exact value of the following expression.
11x
3n
tan
6
Find the exact value of the expression.
11x
3n
tan
6
- 7+4/3
(Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression. Rationalize all denominators.)

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