Find a potential function for F(x, y, z) = 2xy i + (x^2+ z^2) j + 2zy  Now,  Evaluate Integral_c F*dr where C is a piecewise smooth curve from (1, 1, 0) to (0, 2, 3)  and F is the same F(x, y, z) = 2xy i + (x^2+ z^2) j + 2zy

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