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ANEK [815]
3 years ago
13

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

Mathematics
2 answers:
Nostrana [21]3 years ago
6 0

Answer:

4.

Step-by-step explanation:

x/8 = 2/x

Cross multiply:

x^2 = 16

x = 4.

kow [346]3 years ago
4 0

Answer:

x = 4

Step-by-step explanation:

x : 8 = 2 : x \\  \frac{x}{8}  =  \frac{2}{x}  \\  \\ cross \:  \: multiple \\  {x}^{2}  = 16 \\ x =  \sqrt{16}  \\ x = 4

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