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Pertanyaan

Himpunan penyelesaian dari pertidaksamaan 5 lo g ( x − 3 ) + 5 lo g ( x + 1 ) ≤ 1 adalah....

Himpunan penyelesaian dari pertidaksamaan adalah....

  1. open curly brackets x vertical line minus 2 less or equal than x less or equal than 4 comma x element of R close curly brackets

  2. open curly brackets x vertical line 3 less than x less or equal than 4 comma x element of R close curly brackets

  3. open curly brackets x vertical line minus 1 less or equal than x less or equal than 4 comma x element of R close curly brackets

  4. open curly brackets x vertical line x less or equal than negative 2 space a t a u space x greater or equal than 4 comma x element of R close curly brackets

  5. open curly brackets x vertical line x less or equal than negative 3 space a t a u space x greater or equal than 4 comma x element of R close curly brackets

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I. Roy

Master Teacher

Mahasiswa/Alumni Universitas Negeri Surabaya

Jawaban terverifikasi

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Pembahasan

P e n y e l e s a i a n space d a r i space log presuperscript 5 space left parenthesis x minus 3 right parenthesis plus space log presuperscript 5 left parenthesis x space plus 1 right parenthesis space less or equal than 1 space a d a l a h colon space  S y a r a t colon space  a. space 5 space greater than space 0 comma space b e n a r  b. space x minus 3 greater than 0 space left right arrow x greater than 3 space  c. space x plus 1 greater than 0 space left right arrow x greater than negative 1  d. space log presuperscript 5 space left parenthesis x minus 3 right parenthesis plus space log presuperscript 5 left parenthesis x space plus 1 right parenthesis space less or equal than 1  space space space space space space space space space space space space space space space space space horizontal strike log presuperscript 5 end strike left parenthesis x minus 3 right parenthesis left parenthesis x space plus 1 right parenthesis space less or equal than space horizontal strike log presuperscript 5 end strike space 5 space space space space space  space space space space space space space space space space space space space space space space space space space space space space space space space x squared space minus space 2 x space minus space 3 space less or equal than space 5 space space space space space space space space space space space space space space  space space space space space space space space space space space space space space space space space space space space space space space space space x squared space – space 2 x space – space 8 space less or equal than space 0 space space space  space space space space space space space space space space space space space space space space space space space space space space space space space left parenthesis x space – space 4 right parenthesis left parenthesis x space plus 2 right parenthesis space less or equal than space 0 space  P e m b u a t space n o ln y a space a d a l a h space x equals 4 space a t a u space x equals negative 2 space  D e n g a n space m e l a k u k a n space u j i space t i t i k space d i p e r o l e h

J a d i comma space i r i s a n space d a e r a h space h i m p u n a n space p e n y e l e s a i a n space u n t u k space s y a r a t space d i space a t a s space a d a l a h

H i m p u n a n space p e n y e l e s a i a n space d a r i space p e r t i d a k s a m a a n space d i space a t a s space a d a l a h space 3 less than x less or equal than 4

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Himpunan penyelesaian pertidaksamaan 2 lo g x + 2 lo g ( x − 3 ) < 2 adalah ........

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