321poopee 321poopee

12-05-2020
Mathematics

contestada

Given that
x:8=2:x
Calculate the positive value of x.

Respuesta :

12-05-2020

Answer:

[tex]x = 4[/tex]

Step-by-step explanation:

[tex]x : 8 = 2 : x \\ \frac{x}{8} = \frac{2}{x} \\ \\ cross \: \: multiple \\ {x}^{2} = 16 \\ x = \sqrt{16} \\ x = 4[/tex]

Answer Link

PollyP52 PollyP52

12-05-2020

Answer:

4.

Step-by-step explanation:

x/8 = 2/x

Cross multiply:

x^2 = 16

x = 4.

Answer Link

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