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The Table Below Gives Values of a Function F(x, Y)near z=39.53.5x3yz = 39.5 - 3.5 x - 3 y

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The table below gives values of a function f(x, y) near x = 1, y = 2.  The table below gives values of a function f(x, y) near x = 1, y = 2.   Give the equation of the tangent plane to the graph z = f(x, y) at x = 1, y = 2. A)   z = 39.5 - 3.5 x - 3 y  B)   z = 4 + 3.5 x - 3 y  C)   z = 39.5 + 3.5 x - 3 y  D)   z = 39.5 + x - y  E)   z = 27.5 + 3.5 x + 3 y Give the equation of the tangent plane to the graph z = f(x, y) at x = 1, y = 2.


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