Sunday

January 25, 2015

January 25, 2015

Posted by **mien** on Wednesday, February 1, 2012 at 7:28am.

- trig -
**Reiny**, Wednesday, February 1, 2012 at 11:13amsecØ - tanØsinØ = cosØ

LS (left side)

= 1/cosØ - (sinØ/cosØ)sinØ

= (1 - sin^2 Ø)/cosØ

= cos^2 Ø/cosØ

= cosØ

= RS

**Answer this Question**

**Related Questions**

trig - what is the correct answer in proving trigonometric identities if tan ...

trig - what is the correct answer in proving trigonometric identities if tan ...

Calculus - I wanted to confirm that I solved these problems correctly (we had to...

Trigonometry - I don't understand how I'm supposed set the problem up or what ...

trig - in proving trigonometric identities if 1 + sin^2 theta is equal to 2 sin^...

trig - in proving trigonometric identities if cot theta sin theta = cos theta. ...

trig - If sin theta is equal to 5/13 and theta is an angle in quadrant II find ...

trig - what is the correct answer in proving trigonometric identities if tan ...

math - I have a question I have been working on since yesterday and I am not ...

Trig Identities - Please help...I'm not understanding trig identities and how to...