Question

efetue
$\sqrt{225 - \sqrt{81 + \sqrt{225 - 81} } }$
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Answer 1

$\sqrt{225 - \sqrt{81 + \sqrt{225 - 81} } }$

$\sqrt{225 - \sqrt{81 + \sqrt{144} } }$

$\sqrt{225 - \sqrt{81 + 12} }$

[tex]\sqrt{225}-\sqrt{93}