### Home > CALC > Chapter 6 > Lesson 6.2.2 > Problem 6-71

6-71.

Given the equation *x*^{2} *− *2*xy + *tan *y = *4, find an expression for

To avoid the preliminary step of solving for *y*, you could Implicitly differentiate:

6-71.

Given the equation *x*^{2} *− *2*xy + *tan *y = *4, find an expression for

To avoid the preliminary step of solving for *y*, you could Implicitly differentiate: