Math, asked by dularranu, 3 months ago

Simplify tanA/secA-1 +tanA/secA+1​


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Answers

Answered by sujishankar1491974
0

Hope this helps u plz mark me the brainliest!!!!!

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dularranu: good answer is correct
sujishankar1491974: thanks bruh
Answered by sandy1816
1

 \frac{tana}{seca - 1}  +  \frac{tana}{seca + 1}  \\  \\  = tana( \frac{seca + 1 + seca - 1}{ {sec}^{2}a - 1 } ) \\  \\  = tana( \frac{2seca}{ {tan}^{2}a } ) \\  \\  = 2 \frac{seca}{tana}  \\  \\  = 2 \times  \frac{1}{cosa}  \times  \frac{cosa}{sina}  \\  \\  = 2coseca

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