Friday
November 28, 2014

Homework Help: Pre-Cal

Posted by Amy on Wednesday, December 23, 2009 at 7:12pm.

solve cos 5 thetha cos 15 -sin5theta sin 15 =squareroot of 3/2

Thank you

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

pre-cal - Simplify the given expression........? (2sin2x)(cos6x) sin 2x and cos ...
TRIG! - Posted by hayden on Monday, February 23, 2009 at 4:05pm. sin^6 x + cos^6...
Pre-Cal - 1) Verify the identity cos^2 B - sin^2 B = 2 cos^2 B -1 I know that ...
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! ...
trig - Reduce the following to the sine or cosine of one angle: (i) sin145*cos75...
Math - Calculus - The identity below is significant because it relates 3 ...
Math, Pre-Calc - the original problem was: Solve: sin(3x)-sin(x)=cos(2x) so far ...
calculus - Differentiate. y= (cos x)^x u= cos x du= -sin x dx ln y = ln(cos x)^x...

Search
Members