x + y = √3, x – y = √5 তবে,2(x^2 + y^2) =?
x + y = √3, x – y = √5 তবে,2(x^2 + y^2) =?
x + y = √3, x – y = √5 তবে,2(x^2 + y^2) =?
Abul Hasin Abdullah Asked question January 31, 2022
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x + y = √3, x – y = √5 তবে,2(x^2 + y^2) =?