The correct option is A 6 √(27+√(70+√(121))) =√(27+√(70+11)) =√(27+√(81)) √(27+9) √(36)=6 ...

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Complex Numbers

Solve √27+√7...

Question

Solve $\sqrt{27 + \sqrt{70 + \sqrt{121}}} = ?$

6

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7

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8

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Solution

The correct option is A $6$
$\sqrt{27 + \sqrt{70 + \sqrt{121}}}$

$= \sqrt{27 + \sqrt{70 + 11}}$

$= \sqrt{27 + \sqrt{81}}$

$\sqrt{27 + 9}$

$\sqrt{36} = 6$

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