Question

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▄︻̷̿┻̿═━一

Answer 1

Quadratic equations=

${x}^{2} - ( \alpha + \beta )x + \alpha \beta \\ {x }^{2} - \sqrt{2} x - \sqrt{2 } = 0$

some of roots=(a+b)=√2

product of root(ab)=-√2