MCQ Practice ID: 87857 Math

If x =1+√2andy=1−√2,findthevalueof(x2+y2)=1+2andy=1-2,findthevalueof(x2+y2) .

If x =1+√2andy=1−√2,findthevalueof(x2+y2)=1+2andy=1-2,findthevalueof(x2+y2) .

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