10 Ultimate Truths Girls Should Know

10 Ultimate Truths Girls Should Know

SBMPTN Jawab dengan cepat!
Tentukan nilai x pada persamaan :
[tex] \frac{x \ + \ 2 \sqrt{2} }{x \ - \: 2 \sqrt{2} } = 5[/tex]

Jawab dengan cepat!
Tentukan nilai x pada persamaan :
[tex] \frac{x \ + \ 2 \sqrt{2} }{x \ - \: 2 \sqrt{2} } = 5[/tex]

Penjelasan:

[tex] \frac{x + 2 \sqrt{2} }{x - 2 \sqrt{2} } = 5 \\ 5x - 10 \sqrt{2} = x + 2 \sqrt{2} \\ 5x - x = 2 \sqrt{2} + 10 \sqrt{2} \\ 4x = (2 + 10) \sqrt{2} \\ 4x = 12 \sqrt{2} \\ x = 3 \sqrt{2} [/tex]

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