AdamGerena AdamGerena

31-01-2017
Mathematics

contestada

if x=square root of 6 and y^2=12 then 4/xy=

Respuesta :

Аноним Аноним

31-01-2017

y² = 12
y = 2√3

x = √6

Now, 4 /xy
= 4/2√3√6
= 2 / 3√2
= √2/3

In short, Your Answer would be √2 / 3

Hope this helps!

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Tomathon101 Tomathon101

31-01-2017

x = root(6)
y = root(12)
4/(root(6)*root(12)) = 4/root(72) multiply top and bottom by root(72)
4root(72)/72 =root(72)/18
root(72) = root(6^2 * 2) = 6root(2)
6root(2)/18 = root(2)/3
final answer root(2)/3

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