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सिद्ध कीजिए कि (tan (pi/4 +A) + tan...

सिद्ध कीजिए कि
` (tan (pi/4 +A) + tan (pi/4 -A))/(tan (pi/4 +A) - tan (pi/4 -A))= "cosec" 2A`

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Prove that: (tan(pi/4+A)+tan(pi/4-A))/(tan(pi/4+A)-tan(pi/4-A))="cosec"2A

Prove that: (tan(pi/4+A)+tan(pi/4-A))/(tan(pi/4+A)-tan(pi/4-A))="cosec"2A

tan(pi/4 + theta) tan (pi/4 -theta)=

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tan(pi/4+theta)-tan(pi/4-theta)=

(tan(pi/4)+tan(pi/6))/(1-tan(pi/4)tan(pi/6))=?

Simplify tan ((pi)/(4) +A) tan ((pi)/(4)-A)

tan(pi/4 + theta) + tan(pi/4-theta)=4

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(1-tan^2(pi/4))/(1+tan^2(pi/4))=?