A) Use implicit differentiation to calculate dy/dx.

B) Use the derivative to find the equation of the line tangent to the graph of 3y-xy-x=3 at the point (1,2).

A) Use implicit differentiation to calculate dy/dx.

B) Use the derivative to find the equation of the line tangent to the graph of 3y-xy-x=3 at the point (1,2).