Find the Second Derivative y=cot(x)

The derivative of with respect to is .
Find the second derivative.
Since is constant with respect to , the derivative of with respect to is .
Differentiate using the chain rule, which states that is where and .
To apply the Chain Rule, set as .
Differentiate using the Power Rule which states that is where .
Replace all occurrences of with .
Multiply by .
The derivative of with respect to is .
Multiply by .
Raise to the power of .
Raise to the power of .
Use the power rule to combine exponents.