The equations æy? + 6xzcos(u) + ye" = 12 and æ³yz+ xe® • 24 are solved for u and v as functions of x, y and z near the point P where (x,y,z)=(1,1,1) and du (u, v) = (5 , 0). Find ()zy at P. -80,00 O 12,00 O -0,17 O 64,00 O -30,00

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