Question

(√3)^2+(1)^2-2(√3)*1​

Answer 1

$( \sqrt{3} \: ) {}^{2} + (1) {}^{2} - 2 \sqrt{3} \times 1 \\ 3 + 1 - 2 \sqrt{3} \\ 2 - 2 \sqrt{3} \\ 2(1 - \sqrt{3)} \\ 1 - \sqrt{3}$

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