Question

8√5 + √5 - 5√5 is equal to ?​

Answer 1

${\huge{ \large{ \underline{\mathrm{\green{answer : - }}}}}}$

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$: \to \: \mathtt{8 \sqrt{5} + \sqrt{5} - 5 \sqrt{5} }$

$: \to \: \mathtt{9 \sqrt{5} - 5 \sqrt{5} }$

[tex]{4 \sqrt{5}[/tex]

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Therefore:-

4\sqrt{5}