Consider the surface of equation z = x2 + y² . What is the equation for the tangent line to S at the point P(1,1, V2), in the vector direction w(1,-1). tER A) (x, y, z) = (1, 1, V2) + t - 1, -1, -(₁,-1,-1/²). 2 -1 -1 B) (x, y, z) = (1, 1, V2) + t • (西方站) C) (x, y, z) = (1, 1, V2) + t ‥ (六) D) (x, y, z) = (1, 1, V2) + t(1,-1,- -1,-¹), 4 tER tER tER

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