Rosemarryshrestha05idn
Answered

Get detailed and accurate responses to your questions with IDNLearn.com. Discover detailed answers to your questions with our extensive database of expert knowledge.

prove that 1/1+sinA -1/1+sinA =2tanAsinA​

Sagot :

OogirlgangoOidn

Step-by-step explanation:

[tex] \frac{1}{1 + \sin( \alpha ) } \frac{1}{1 - \sin( \alpha ) } \\ \frac{1 - \sin( \alpha ) + 1 + \sin( \alpha ) }{(1 + \sin( \alpha ))(1 - \sin( \alpha )) } \\ = \frac{2}{1 - {sin}^{2} \alpha } \\ \frac{2}{ {cos}^{2} \alpha } = 2 \: {sec}^{2} \alpha [/tex]

We appreciate your presence here. Keep sharing knowledge and helping others find the answers they need. This community is the perfect place to learn together. Thanks for visiting IDNLearn.com. We’re dedicated to providing clear answers, so visit us again for more helpful information.