Given \(\vec A = \vec i{x^2}z - \overrightarrow {j} 2{y^3}{z^2} + \overrightarrow {k} x{y^2}z.\) ∇. A at point (1, -1, 1) is:
1
-6
2
2
3
3
4
-3
Given \(\vec A = \vec i{x^2}z - \overrightarrow {j} 2{y^3}{z^2} + \overrightarrow {k} x{y^2}z.\) ∇. A at point (1, -1, 1) is: