4. If A = x\textsuperscript{2}y$a_x$ + xay + 2yza_z, find \( abla \cdot A\) at point (-3, 4, 2). Confirm your answer using MATLAB. 5. Given that F = x\textsuperscript{2}y$a_x$ - yay, find \(\oint_L F \cdot dl\) where L is shown below.
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Step 1: The divergence of a vector field A is given by: $$ \nabla \cdot A = \frac{\partial A_x}{\partial x} + \frac{\partial A_y}{\partial y} + \frac{\partial A_z}{\partial z} $$ Show more…
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