Let w(x, y, z) = √x2 + y² + 2² where x = -8ret, y = 2ter & z = ert. дw дw Oz Әх ду дz Әх ду Ər’ər'âr' at' & and using the chain rule. 2t Ər Ət Calculate дw Ər Ow Ət || || & Submit Question by first finding

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