Test:46 QNo:9

find d2y/dx2 given sin(x+y)=x

3 Answers

1
vishu chahal ·

sin(x+y)=x.find double derivative.

1
Aashish Jindal ·

11
Joydoot ghatak ·

my answer is the same as aasish:-

x (1-x2)-3/2.

as
sin(x+y) = x
thus, (x+y) = sin-1 x.
taking derivative, we get,

1+dy/dx = 1/√1-x2.

again, differentiating, we get,

d2y/dx2 = x (1-x2)-3/2.

Your Answer

Close [X]