Differentiate using the Quotient Rule which states that is where and .

Differentiate using the Power Rule which states that is where .

Multiply by .

By the Sum Rule, the derivative of with respect to is .

Differentiate using the Power Rule which states that is where .

Since is constant with respect to , the derivative of with respect to is .

Simplify by adding terms.

Add and .

Multiply by .

Subtract from .

Add and .

Find the Derivative – d/dx x/(x+y)