17) Establish the identity.1+ tan?(-0) = sec? 0100%3312

Name: 17) Establish the identity.1+ tan?(-0) = sec? 0100%3312
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Description: 17) Establish the identity.1+ tan?(-0) = sec? 0100%3312

Properties of trigonometry used :- 1.) tanx = sinx / cosx 2.) sin2x + cos2x = 1 3.) cos (-x) = cos…

Answered: 17) Establish the identity. 1+ tan?(-0)…

Trigonometry (MindTap Course List)

10th Edition

ISBN:9781337278461

Author:Ron Larson

Publisher:Ron Larson

Chapter2: Analytic Trigonometry

Section2.3: Solving Trigonometric Equations

Problem 9ECP: Solve 4tan2x+5tanx6=0.

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17) Establish the identity.
1+ tan?(-0) = sec? 0
100%
33
12

Expert Solution

Step 1

Properties of trigonometry used :-

1.) tanx = sinx / cosx

2.) sin²x + cos²x = 1

3.) cos (-x) = cos x

Proof is below :-

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Solved in 2 steps with 1 images

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