Question

3√21+√16+3√8
$3 \sqrt{21 + \sqrt{16 + 3 \sqrt{8} } }$
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Answer 1

Answer:

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Step-by-step explanation:

5 is the answer

Answer 2

$3 \sqrt{21 + \sqrt{16 + 3 \sqrt{8} } }$

$=4+6\sqrt{2+3}\sqrt{2}$

ANSWER-:

(Decimal: 26.233008)