add x²-y-1,y²-1-x6-⁴12
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Given √(1-x2)+√(1-y2)=a(x-y) ← Prev QuestionNext Question → Read more on Sarthaks.com - https://www.sarthaks.com/51383/if-1-x-2-1-y-2-a-x-y-show-that-dy-dx-1-y-2-1-x-2
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