Express ,`(sqrt(3)cos2 5^0+sin2 5^(@))/2`as a sine of an angle

Express ((sqrt(3)cos 25^(@)+sin25^(@)))/(2) as a sine of an angle.

Expres sqrt3 sin 0 + cos 0 as a sine of an angle .

Express each of the following as a sum of difference of sine and cosine. i) 2sin2A cosA ii) 2cos5Asin2A iii) 2cos4AcosA iv) 2sin3AsinA

Express each of the following as a sum of difference of sine and cosine. i) 2sin2A cosA ii) 2cos5Asin2A iii) 2cos4AcosA iv) 2sin3AsinA

Express each of the following as a sum or difference of sine and cosine. i) 2sin7A cos3A , ii) 2cos5A sin3A , iii) 2cos8A cos5A , iv) 2sin6Asin4A

Express each of the following as a sum or difference of sine and cosine. i) 2sin7A cos3A , ii) 2cos5A sin3A , iii) 2cos8A cos5A , iv) 2sin6Asin4A

Express sin3A and cos2A in terms of sine function

Express (cos5x-cos7x) as a product of sines or cosines or sines and cosines