Saturday

December 20, 2014

December 20, 2014

Posted by **Kam** on Thursday, September 19, 2013 at 3:52pm.

- Calculus (math) -
**Graham**, Thursday, September 19, 2013 at 4:17pmBegin with:

sin(x+y) = sin(x)cos(y) + cos(x)sin(y)

**Answer this Question**

**Related Questions**

Trigonometry help - If sin(x) = 1/3 and sec(y) = 13/12 , where x and y lie ...

cal - If sin(x) = 1/3 and sec(y) = 13/12 , where x and y lie between 0 and π...

Math - If sin(x) = 1/3 and sec(y) = 29/21 , where x and y lie between 0 and &#...

Precalculus - Use one of the identities cos(t + 2πk) = cos t or sin(t + 2&#...

Math - Evaluate *Note - We have to find the exact value of these. That I know to...

Math, please help - Which of the following are trigonometric identities? (Can be...

Pre-Calc : Find the Exact Value of the Expression - Find the exact value of the ...

math - Proving Trigonometric Identities 1. sec^2x + csc^2x= (sec^2 x)(csc^2 x) 2...

Trigonometric Identities - Which of the following are trigonometric identities, ...

Alg2/Trig - Find the exact value of the trigonometric function given that sin u...