Verify that the following equation is an identity. cos 2x = cot? x-1 sin x To verify the identity, start with the more complicated side and transform it to look like the other side. Choose the correct transformation and transform the expression at each step. cos 2x cot*x-1 Sine of a sum or difference sin 2 sin x cos* x 2 sin x Difference of two rational expressions sinx sin x 2 = cot x-1 Pythagorean identity

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Verify that the following equation is an identity.

Can You check the boxed answers? I dont know much about the transformation expressions on the right... Options for those include... -Cosine of a sum or difference

-Sine of a sum or difference

-Half-Angle Identity

-Double-Anlge identity

- Difference of two rational expressions

- Pythagorean Identity

- Recipricol Identity 

- Odd Identity

-Even Identity

- Definition of functions and recipricol Identities

Verify that the following equation is an identity.
cos 2x
= cot? x-1
sin x
To verify the identity, start with the more complicated side and transform it to look like the other side. Choose the correct transformation and
transform the expression at each step.
cos 2x
cot*x-1
Sine of a sum or difference
sin
2
sin x
cos* x
2
sin x
Difference of two rational expressions
sinx
sin x
2
= cot x-1
Pythagorean identity
Transcribed Image Text:Verify that the following equation is an identity. cos 2x = cot? x-1 sin x To verify the identity, start with the more complicated side and transform it to look like the other side. Choose the correct transformation and transform the expression at each step. cos 2x cot*x-1 Sine of a sum or difference sin 2 sin x cos* x 2 sin x Difference of two rational expressions sinx sin x 2 = cot x-1 Pythagorean identity
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