Evaluate this integral Sc v – 2x)dy – (yx – x²)dx where C is a curve consisting of C which is a line from point (-1, -1) to point (1, -1), C2 which is a line from point (1, -1) to point (1,2), C3...

Extracted text: Evaluate this integral Sc v – 2x)dy – (yx – x²)dx where C is a curve consisting of C which is a line from point (-1, -1) to point (1, -1), C2 which is a line from point (1, -1) to point (1,2), C3 which is a line from point (1,2) to point (-1, 4) and C4 which is a line from point (-1, 4) to point (-1, -1) as shown in the following figure: (-1,4) (1,2) cat (-1,–1)- (1.-1)