Finding the work done in carrying a charge from P1 to P2

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Homework Statement



Determine the work done in carrying a -2(micro C) charge from point p1(2,1,-1) to p2(8,2,-1) in the field E = axy + ayx

a) along the parabola x = 2y^2
b) Along the straight line joining p1 and p2

Homework Equations



W = F*dS = Fxdx + Fydy + Fzdz
 
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That's right, continue...

Also you know that a and b better give the same answer in the end because curlE is 0 for electrostatics.