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Pertanyaan

Himpunan penyelesaian dari pertidaksamaan 2 1 ​ lo g ( x − 2 ) ≥ − 2 a d a l ah ...

Himpunan penyelesaian dari pertidaksamaan

  1. open curly brackets x vertical line x space 6 close curly brackets

  2. left curly bracket x vertical line x greater or equal than 6 right curly bracket

  3. open curly brackets x space vertical line space 2 less or equal than x less or equal than 6 close curly brackets

  4. open curly brackets x vertical line 2 less than x less or equal than 6 close curly brackets

  5. open curly brackets x space vertical line space minus 1 less or equal than x less than negative 1 close curly brackets

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N. Mustikowati

Master Teacher

Mahasiswa/Alumni Universitas Negeri Jakarta

Jawaban terverifikasi

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Pembahasan

log presuperscript 1 half end presuperscript space open parentheses x minus 2 close parentheses greater or equal than negative 2  left right arrow log presuperscript 1 half end presuperscript space open parentheses x minus 2 close parentheses greater or equal than log presuperscript 1 half end presuperscript open parentheses 1 half close parentheses to the power of negative 2 end exponent  left right arrow log presuperscript 1 half end presuperscript space open parentheses x minus 2 close parentheses greater or equal than log presuperscript 1 half end presuperscript space 4

left right arrow open parentheses x minus 2 close parentheses less or equal than 4  left right arrow x less or equal than 6

 

Syarat space numerus space colon  straight x minus 2 greater than 0  straight x greater than 2    Irisan space kedua space pertidaksamaan space adalah space open curly brackets straight x vertical line 2 less than straight x less or equal than 6 close curly brackets

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