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If Is a Conservative Field, Then Its Potential Function f(x,y)f ( x , y )

Question 172

Multiple Choice

If F(x,y) =(6x2y214xy+3) i+(4x3y7x28) j\mathbf { F } ( x , y ) = \left( 6 x ^ { 2 } y ^ { 2 } - 14 x y + 3 \right) \mathbf { i } + \left( 4 x ^ { 3 } y - 7 x ^ { 2 } - 8 \right) \mathbf { j } is a conservative field, then its potential function f(x,y) f ( x , y ) is


A) 2x3y2+7x2y+3x8y+C2 x ^ { 3 } y ^ { 2 } + 7 x ^ { 2 } y + 3 x - 8 y + C
B) 2x3y27x2y+3x8y+C2 x ^ { 3 } y ^ { 2 } - 7 x ^ { 2 } y + 3 x - 8 y + C
C) 2x3y27x2y3x8y+C2 x ^ { 3 } y ^ { 2 } - 7 x ^ { 2 } y - 3 x - 8 y + C
D) 2x3y27x2y+3x+8y+C2 x ^ { 3 } y ^ { 2 } - 7 x ^ { 2 } y + 3 x + 8 y + C
E) 2x3y2+7x2y3x8y+C2 x ^ { 3 } y ^ { 2 } + 7 x ^ { 2 } y - 3 x - 8 y + C

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