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## Homework Statement

verify greens for the integral (xy^2 i - x^2y j) dot dr over c, where c = y = x^2 from (-1,1) to (1,1). Evaluate both sides independantly to achieve the same answer

## Homework Equations

## The Attempt at a Solution

so i took the partials and got

-2xy - 2yx = -4xy, shouldn't it equal o.