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Help on Pre-Calculus trig question. 1) Prove:

Help on Pre-Calculus trig question.

1) Prove: (1/1-cos x) + (1/1+cos x) = 2 csc^2 x

Top Answer

 1 )   (1/1-cos x) + (1/1+cos x) =  ​ ( 1 − c o s   x ) ( 1 + c o s   x ) ​ ​ ( 1 + c o s   x ) + ( 1... View the full answer

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Other Answers

= (1/1-cos x) + (1/1+cos x)  take LCM of both denomenators LCM = :... View the full answer

(1/1-cos x) + (1/1+cos x) = 2 csc^2 x take left hand side, (1/1-cos x) + (1/1+cos x) cross... View the full answer

The trigonometric identity is proved... View the full answer

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