log sin xका अवकल गुणांक ज्ञात कीजिये

Explanation

माना कि `sin x= t `. तब
`d/dx(log sin x ) = d/dx (log t ) = d/dt (log t ) (dt/dx)`
` 1/t d/dx(sin x ) = 1/sin x cos x = cot x . `