Thread: Differentiation

I need to find the derivative of this..

y = inverse sin of (sqrt(1-x^2))

I got an answer, and in the denominator, I got sqrt(-x^2).

This is undefined. Whats going on??

Originally Posted by Morgan82

I need to find the derivative of this..

y = inverse sin of (sqrt(1-x^2))

I got an answer, and in the denominator, I got sqrt(-x^2).

This is undefined. Whats going on??

Remember



In your case...

Originally Posted by Morgan82

I need to find the derivative of this..

y = inverse sin of (sqrt(1-x^2))

I got an answer, and in the denominator, I got sqrt(-x^2).

This is undefined. Whats going on??

What's going on is that you made a mistake. 1 - (1 - x^2) = x^2 NOT -x^2.