Question

if alpha and beta lie in first and second quadrant respectively and sin alpha=1\2,sin beta=1\3 then sin alpha+beta = ?​

Answer 1

Answer:

5/6

Step-by-step explanation:

sin alpha =1/2

sin beta =1/3

then sin (alpha +beta )

=sin alpha +sin beta =1/2+1/3

=(3+2)/6

=5/6