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Find the Gradient Vector Field of the Scalar Function F f(x,y,z)=5xy3+3yz2f ( x , y , z ) = 5 x y ^ { 3 } + 3 y z ^ { 2 }

Question 45

Multiple Choice

Find the gradient vector field of the scalar function F. (That is, find the conservative vector field F for the potential function f of F.) f(x,y,z) =5xy3+3yz2f ( x , y , z ) = 5 x y ^ { 3 } + 3 y z ^ { 2 }


A) F(x,y,z) =(5y3) i+(15xy2) j+(6yz) k\mathbf { F } ( x , y , z ) = \left( 5 y ^ { 3 } \right) \mathbf { i } + \left( 15 x y ^ { 2 } \right) \mathbf { j } + ( 6 y z ) \mathbf { k }
B) F(x,y,z) =(5y3) i+(15xy2+3z2) j+(6yz) k\mathbf { F } ( x , y , z ) = \left( 5 y ^ { 3 } \right) \mathbf { i } + \left( 15 x y ^ { 2 } + 3 z ^ { 2 } \right) \mathbf { j } + ( 6 y z ) \mathbf { k }
C) F(x,y,z) =(5y3) i+(3z2) j+(6yz) k\mathbf { F } ( x , y , z ) = \left( 5 y ^ { 3 } \right) \mathbf { i } + \left( 3 z ^ { 2 } \right) \mathbf { j } + ( 6 y z ) \mathbf { k }
D) F(x,y,z) =(15xy2) i+(15xy2) j+(3z2) k\mathbf { F } ( x , y , z ) = \left( 15 x y ^ { 2 } \right) \mathbf { i } + \left( 15 x y ^ { 2 } \right) \mathbf { j } + \left( 3 z ^ { 2 } \right) \mathbf { k }

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