Question

lf x upon 8 = 18 upon x then find the value of x​

Answer 1

$\frac{x}{8} = \frac{18}{x} \\ \\ = > {x}^{2} = 8 \times 18 \\ \\ = > x = \sqrt{8 \times 18} \\ \\ = > x = \sqrt{2 \times 2 \times 2 \times 2 \times 3 \times 3} \\ \\ = > x = 2 \times 2 \times 3 \\ \\ = > x = 12$

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Answer 2

Answer:

12

Explanation:

x/8=18/x. 18x8=x^2. therefore 144=x^2. x=12