Zen X.

asked • 02/20/17

Trigonometric identities

Use the trigonometric identities to write each expression in terms of a single trigonometric function. A. Sin^2 D. (tan^2 +1)Sin^2 Cos^2 B. cot +1 E. 1+ 1 tan +1 cot^2 C. Sin^2 +cos^2 F. 1-sin^2 Csc

Zen X.

A. Sin^2 D. (tan^2 +1)Sin^2
Cos^2


B. cot +1 E. 1+ 1
tan +1 cot^2


C. Sin^2 +cos^2 F. 1-sin^2
Csc cos^2
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02/20/17

Zen X.

 D. (tan^2 +1)Sin^2
 
E.1+1
cot^2
 
F.1-sin^2 -1   
cos^2
 
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02/20/17

Kenneth S.

Your comments still are not in proper mathematical form.
 
FYI: sin2x  + cos2x = 1 for every x (argument in radians).  YOU MUST NOT JUST WRITE sin2 WITHOUT AN ARGUMENT (i.e. sine of what??)
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02/20/17

1 Expert Answer

By:

Kenneth S. answered • 02/20/17

Tutor
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