Find the Value of the Laplacian $\nabla ^ { 2 } f \text {of } f ( x , y ) = x y ^ { 3 }$

question 145

Multiple Choice

Find the value of the Laplacian $\nabla ^ { 2 } f \text {of } f ( x , y ) = x y ^ { 3 }$ at the point $( 1,1 )$

• A)\(0\)
• B)\(\frac { 11 } { 4 }\)
• C) \(2\)
• D)\(3\)
• E)\(4\)
• F)\(5\)
• G)\(6\)
• H) 9

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