Question: Find at the point (w, x, y, z) = (4, 2, 1, -1) if w = x 2 y 2 + yz - z 3

Find. b. dw 2


at the point (w, x, y, z) = (4, 2, 1, -1) if w = x2y2 + yz - z3 and x2 + y2 + z2 = 6.

. b. dw 2

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