Math, asked by singhaastha257, 7 months ago

If (sec A-tan A) = x then prove that
 \frac{1  +  {x}^{2} }{1  -  {x}^{2} }  =  cosec  A

Answers

Answered by sai172982
1

Answer:

see the above attachment,,, i also tell that it should be -cosecA

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