Question

a=
$\sqrt{10} + \sqrt{5 } \div \sqrt{10 } - \sqrt{5}$
b=
$\sqrt{10} - \sqrt{5 } \div \sqrt{10} + \sqrt{5}$
then show that
$\sqrt{a} - \sqrt{b} - 2 \sqrt{ab} = 0$
​

Answer 1

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