The following data for the velocity component in the x-direction, u, are obtained as a function of the two coordinates x and y: x=1 x=2 x=3 x=4 y3D0 y=1 y32 y=3 y%3D4 13 15 3 10 7 15 18 14 14 22 22 12 9. 16 17 10 14 9. azu and 7 Use the central difference formula for ди ди д2и to evaluate this derivative at дхду ax'ay'əx2 the point (2, 2) 3.

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