Question

prove the identy 1+ sin a/ 1-SIN =sec a _tan a​

Answer 1

Answer:1+sin a/1-sina

multiply with 1+sin a on numerator and denominator

(1+sin a )^2/1-sin^2 a

1+sin^2a+2sin a/cos^2 a

1/cos^2 a+tan^2 a +2sina/cos^2 a

sec a - tan a

Step-by-step explanation: