Question

If A = 60 degree and B = 30 degree
Then, Show that
Sin(A+B) = Sin A Cos B + cos A sin B
Please solve this problem

Answer 1

Sin (30+60) = sin30×cos60 + cos30×sin60
sin90 = (1/2 × 1/2) + root 3/2 × root 3/2
1 = 1/4 + 3/4
1 = 1

Answer 2

hope u will get it....