Find an equation for the line in the xy-plane that is tangent and normal to the curve x³y² + y² = x + y at the points (1, 1) and (1,-1). Also, find the value of d'y/dx² at this point.

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A: This question can be solved using the concept of distance formula.

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A: Given that In ∆MPQ, QR is perpendicular to MP and also we have MQ=10,RP=4 and MR=8.Our Aim is to…