The Linearization of F(x,y) =Ln (X² + Y² + Xy)

Multiple Choice

The linearization of f(x,y) =ln (x² + y² + xy) at the point (1,-1) is given by

A) L(x,y) = ln(x - y - 2)
B) L(x, y) = x - y - 2
C) L(x, y) = x - y + 2
D) L(x, y) = x - y
E) L(x, y) = 3x - y - 4