Question

root 5+2root4
$\sqrt{5 + 2 \sqrt{4} }$


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Answer 1

GIVEN EXPRESSION⤵️

$\sqrt{5 + 2 \sqrt{4} }$

4 CAN BE WRITTEN AS 2² so that ⤵️

$\sqrt{5 + 2 \sqrt{2 {}^{2} } }$

As

$2 \sqrt{2 {}^{2} }$

Can be written as 2 as base and multiple get canceled so we get⤵️

$\sqrt{5 + 2}$

So Final Answer Is⤵️

$\sqrt{7}$

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