Math, asked by abhishekprajapati89, 10 months ago

what is the underroot of 0.4`

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Answered by 159372468

1

Answer:

2/3 is its underoot and I can bet on that

(PLEASE MARK AND)

Answered by kldhingra38

1

Answer:

$2/\sqrt{5} or -2/\sqrt{5}$

Step-by-step explanation:

$\sqrt{0.4} \\=\sqrt{4/10}\\ =+ 2/\sqrt{5} or - 2/\sqrt{5}$

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