Sunday

December 21, 2014

December 21, 2014

Posted by **Jerry** on Tuesday, November 13, 2012 at 11:01am.

I foiled the left side as a start because I can kind of see sin^2+cos^2=1 but I can't finish.

- Prove or Disprove -
**bobpursley**, Tuesday, November 13, 2012 at 11:07amIt can't be proved....unless you know what relationship Theta has with x and y.

**Answer this Question**

**Related Questions**

Math - sin theta = 8/17 and theta is in the second quadrant. Find sin(2theta),...

Math - Calculus - The identity below is significant because it relates 3 ...

Mathematics - Trigonometric Identities - Let y represent theta Prove: 1 + 1/tan^...

TRIG! - Posted by hayden on Monday, February 23, 2009 at 4:05pm. sin^6 x + cos^6...

math - Prove that for all real values of a, b, t (theta): (a * cos t + b * sin t...

tigonometry - expres the following as sums and differences of sines or cosines ...

algebra - Can someone please help me do this problem? That would be great! ...

Math - sin theta = 8/17 and theta is in the second quadrant. Find sin(2theta),...

trig - Reduce the following to the sine or cosine of one angle: (i) sin145*cos75...

trig - it says to verify the following identity, working only on one side: cotx+...