Question

if √256=16then √0•000256=

Answer 1

$\sqrt{0.000256} = \sqrt{ \frac{256}{1000000} } \\ = \frac{ \sqrt{256} }{ \sqrt{1000000} } = \frac{16}{1000} = 0.016$

Answer 2

0.016 is the answer .But I am going sure about it