# Implicit differentiation Expression

Consider this equation: x2 - 2xy + 4y2 = 64

A) write an expression for the slope of the curve at any point (x,y)

B) Find the equation of the tangent lines to the curve at the point x = 2

C) find d2y/dx2 at (0,4)

https://brainmass.com/math/derivatives/implicit-differentiation-expression-77391

#### Solution Summary

This provides an example of implicit differentiation.

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