Verify that the equation is an identity.11- 2 sin x1+ sin x1- sin xcosTo verify the identity, start with the more complicated side and transform it to look like the other side. Choose the correct transformations and transform the expression at each step.11Express each fraction over thelowest common denominator.1+ sin x1- sin xSubtract the fractions.%3D- 2 sin xCOS

Given, 11+sinx-11-sinx=-2sinxcos2x We have to verify that the equation is an identity.

Answered: Verify that the equation is an…

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter6: The Trigonometric Functions

Section6.3: Trigonometric Functions Of Real Numbers

Problem 24E

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Simplify cos2(t)1−cos2(t)cos2(t)1-cos2(t) to an expression involving a single trig function with no fractions.
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Find the exact value of sin x, cos x, tan x, csc x, sec x, and cot x given that cos 2x= -3/7 and pi<2x<3pi/2. Simplify completely and do not approximate the values. You do not need to rationalize denominators in this problem.
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