Question

Is Sin (a+b) = sin a +sin b

Answer 1

Answer:

no.

Step-by-step explanation:

let a= 60

b= 30

then sin(a+b)= sin(90) = 1

and sin60 + sin30 = √3/2 + 1/2 = √3+1/2

Answer 2

Answer:

no

Step-by-step explanation:

sin(a+b)= sina.cosb + cos a.sin b