TRIGONOMETRIC IDENTITIES AND EQUATIONS Мах Verifying a trigonometric identity Español Complete the proof of the identity by choosing the Rule that justifies each step cos2x-sin2x 2 cos2x-1 COS X To see a detailed description of a Rule, select the More Information Button to the right of the Rule. Rule Statement 2 2 COS x sin x (- cor) 2 2 Aa Rule? = COS x cOS x Rule Algebra Reciprocal Quotient Pythagorean Odd/Even X TRIGONOMETRIC IDENTITIES AND EQUATIONS Max Verifying a trigonometric identity Español Complete the proof of the identity by choosing the Rule that justifies each step. cos2x- sin2x 2 cos2x-1 To see a detailed description of a Rule, select the More Information Button to the right of the Rule Rule Statement 2 cOS x 2 sin x (1- cosx) 2 2 Aa Rule? COS X cosx 1 cos x Rule ? = COS 2 cos x - 1 Rule ? _ ? X

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter4: Exponential And Logarithmic Functions
Section4.2: The Natural Exponential Function
Problem 18E
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TRIGONOMETRIC IDENTITIES AND EQUATIONS
Мах
Verifying a trigonometric identity
Español
Complete the proof of the identity by choosing the Rule that justifies each step
cos2x-sin2x 2 cos2x-1
COS X
To see a detailed description of a Rule, select the More Information Button to the right of the Rule.
Rule
Statement
2
2
COS x
sin x
(- cor)
2
2
Aa
Rule?
= COS x
cOS x
Rule
Algebra
Reciprocal
Quotient
Pythagorean
Odd/Even
X
Transcribed Image Text:TRIGONOMETRIC IDENTITIES AND EQUATIONS Мах Verifying a trigonometric identity Español Complete the proof of the identity by choosing the Rule that justifies each step cos2x-sin2x 2 cos2x-1 COS X To see a detailed description of a Rule, select the More Information Button to the right of the Rule. Rule Statement 2 2 COS x sin x (- cor) 2 2 Aa Rule? = COS x cOS x Rule Algebra Reciprocal Quotient Pythagorean Odd/Even X
TRIGONOMETRIC IDENTITIES AND EQUATIONS
Max
Verifying a trigonometric identity
Español
Complete the proof of the identity by choosing the Rule that justifies each step.
cos2x- sin2x 2 cos2x-1
To see a detailed description of a Rule, select the More Information Button to the right of the Rule
Rule
Statement
2
cOS x
2
sin x
(1- cosx)
2
2
Aa
Rule?
COS X
cosx 1
cos x
Rule ?
= COS
2 cos x - 1
Rule ?
_
?
X
Transcribed Image Text:TRIGONOMETRIC IDENTITIES AND EQUATIONS Max Verifying a trigonometric identity Español Complete the proof of the identity by choosing the Rule that justifies each step. cos2x- sin2x 2 cos2x-1 To see a detailed description of a Rule, select the More Information Button to the right of the Rule Rule Statement 2 cOS x 2 sin x (1- cosx) 2 2 Aa Rule? COS X cosx 1 cos x Rule ? = COS 2 cos x - 1 Rule ? _ ? X
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