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September 17, 2014

Posted by **natalie** on Monday, January 23, 2012 at 11:48am.

1/(1-sintheta) * 1/(1+sintheta) = sec^2theta

sec^2theta is the answer, it would be great if someone can do the steps for me. thank you.

- Pre-Calculus -
**Reiny**, Monday, January 23, 2012 at 12:16pmLeft Side

= 1/(1 - sinØ) * 1/(1+sinØ)

= 1/((1-sinØ)(1+sinØ)

= 1/(1-sin^2 Ø)

= 1/cos^2 Ø

= sec^2 Ø

= Right Side

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