A.) Which other way of expressing the trigonometric identity? cos2x+sen2x=1   B.) Explain how to derivate the trigonometric identity 1+tan2x=sec2x from cos2x+sen2x=1     C.) Which is the reciprocal identity of this numeral radias?  A.cos0   B. Cot0   C. Sec0   D. Sin 0

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 34E
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A.) Which other way of expressing the trigonometric identity?

cos2x+sen2x=1

 

B.) Explain how to derivate the trigonometric identity 1+tan2x=sec2x from cos2x+sen2x=1

 

 

C.) Which is the reciprocal identity of this numeral radias?

 A.cos0

 

B. Cot0

 

C. Sec0

 

D. Sin 0

 

 

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