Assignment:
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)
Provide complete and step by step solution for the question and show calculations and use formulas.