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Nilai x yang memenuhi ​​∣2x−1∣​​<​​​​3​ adalah ...

Pertanyaan

Nilai x yang memenuhi table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell open vertical bar 2 x minus 1 close vertical bar end cell end table table attributes columnalign right center left columnspacing 0px end attributes row blank less than blank end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank 3 end table adalah ...

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Jawaban

nilai x yang memenuhi table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell open vertical bar 2 x minus 1 close vertical bar end cell end table table attributes columnalign right center left columnspacing 0px end attributes row blank less than blank end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank 3 end table adalah table attributes columnalign right center left columnspacing 0px end attributes row blank blank minus end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank 1 end table table attributes columnalign right center left columnspacing 0px end attributes row blank less than blank end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank x end table table attributes columnalign right center left columnspacing 0px end attributes row blank less than blank end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank 2 end table 

Pembahasan

Pada pertidaksamaan mutlak, bentuk open vertical bar x close vertical bar less than a memiliki definisi negative a less than x less than a. Sehingga:

table attributes columnalign right center left columnspacing 0px end attributes row cell open vertical bar 2 x minus 1 close vertical bar end cell less than 3 row cell negative 3 end cell less than cell 2 x minus 1 less than 3 end cell row cell negative 3 plus 1 end cell less than cell 2 x minus 1 plus 1 less than 3 plus 1 end cell row cell negative 2 end cell less than cell 2 x less than 4 end cell row cell negative 1 end cell less than cell x less than 2 end cell end table 

Jadi nilai x yang memenuhi table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell open vertical bar 2 x minus 1 close vertical bar end cell end table table attributes columnalign right center left columnspacing 0px end attributes row blank less than blank end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank 3 end table adalah table attributes columnalign right center left columnspacing 0px end attributes row blank blank minus end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank 1 end table table attributes columnalign right center left columnspacing 0px end attributes row blank less than blank end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank x end table table attributes columnalign right center left columnspacing 0px end attributes row blank less than blank end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank 2 end table 

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Nilai x yang memenuhi ∣2x−3∣1 adalah ...

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