Simplify: (5-3 )^2 - Vidyadip

Question

Simplify:$\big(\sqrt{5}-\sqrt{3}\big)^2$

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Answer

$\big(\sqrt{5}-\sqrt{3}\big)^2$$=\big(\sqrt{5}\big)^2+\big(\sqrt{3}\big)^2-2\sqrt{5}.\sqrt{3}$
$=5+3-2\sqrt{15}$
$=8-2\sqrt{15}$

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