Thursday

July 24, 2014

July 24, 2014

Posted by **elena** on Saturday, May 5, 2012 at 8:25pm.

f(¦È)=sin¨¨ and f(¦È)=sin(-¦È).

f(¦È)=cos¨¨ and f(¦È)=cos(-¦È).

What conclusions can you make?

**Related Questions**

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

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

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

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

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

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

Trig - Given: cos u = 3/5; 0 < u < pi/2 cos v = 5/13; 3pi/2 < v < ...

math - Can you please check my work. A particle is moving with the given data. ...

math - Use the exact values of the sin, cos and tan of pi/3 and pi/6, and the ...

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