Math, asked by raghininarayanan, 3 months ago

sin(x + y) + sin(x - y) =
a) 2 sinx cosy
b) 2cosx siny
d) 2cosx cosy
c) 2sinx siny
please answer and also give explaination. ​

Answers

Answered by anuska0981
1

Answer:

a)2sinx cosy your answer

Similar questions