Choose the correct alternative in the following:
If sin y = x sin (a + y), then 
is
sin y = x sin (a + y)
Differentiating w.r.t y we get,
1
Choose the correct alternative in the following:
If sin y = x sin (a + y), then is
sin y = x sin (a + y)
Differentiating w.r.t y we get,