Question: Prove that if a > 1/2, then is differentiable at (0, 0). ylog(2 y x y) (x, y) (0, 0) (0.0) f(a. y)

Prove that if a > 1/2, then

Prove that if a > 1/2, then is differentiable at (0,

is differentiable at (0, 0).

ylog(2 y x y) (x, y) (0, 0) (0.0) f(a. y)

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