Thursday

April 2, 2015

April 2, 2015

Posted by **mien** on Wednesday, February 1, 2012 at 7:25am.

- trig -
**Reiny**, Wednesday, February 1, 2012 at 11:15amprove : 1 + sin^2 Ø = 2sin^2 Ø + cos^2Ø

this one is really easy

LS = 1 + sin^2 Ø

= sin^2 Ø + cos^2 Ø + sin^2Ø

= 2sin^2 Ø + cos^2 Ø

= RS

**Answer this Question**

**Related Questions**

trig - in proving trigonometric identities if sec theta - tan theta sin theta is...

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

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

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

Trigonometry - Thank you STEVE!!!!! Suppose that Cos (theta) = 1/square root 2 ...

Algebra II - Which of the following expressions are not equal to 1? A) sin^2 ...