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cant figure this one out

0 votes

 

Simplify the trigonometric expression.

 
2 + tan2 x
sec2 x
 − 1

 

asked Mar 26, 2016 in PRECALCULUS by anonymous
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1 Answer

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The trigonometric expression is image.

Reciprocal identity: and image.

image

image

Trigonometric identity: image.

image

image

image

answered Mar 26, 2016 by Lucy Mentor

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