Pertanyaan

Nilai x yang memenuhi 2 lo g x − x lo g 2 > 0 adalah...

Nilai x yang memenuhi $^{2} lo g x -^{x} lo g 2 > 0$ adalah...

Y. Herlanda

Master Teacher

Mahasiswa/Alumni STKIP PGRI Jombang

Jawaban terverifikasi

Jawaban

nilai x yang memenuhi adalah .

nilai x yang memenuhi adalah x greater than 2

Pembahasan

Jadi, nilai x yang memenuhi adalah .

$table attributes columnalign right center left columnspacing 0px end attributes row cell log presuperscript 2 space x minus log presuperscript x space 2 end cell greater than 0 row cell log presuperscript 2 space x minus fraction numerator log presuperscript 2 space 2 over denominator log presuperscript 2 space x end fraction end cell greater than 0 row cell Misal colon space log presuperscript 2 space x end cell equals z row cell z minus 1 over z end cell greater than 0 row cell z squared minus 1 end cell greater than 0 row cell open parentheses z minus 1 close parentheses open parentheses z plus 1 close parentheses end cell greater than 0 row z greater than cell 1 logical or z less than negative 1 end cell row cell log presuperscript 2 space x end cell greater than 1 row x greater than cell 2 to the power of 1 end cell row x greater than 2 row cell log presuperscript 2 space x end cell less than cell negative 1 end cell row x less than cell 2 to the power of negative 1 end exponent end cell row x less than cell 1 half end cell row blank blank blank end table$

Jadi, nilai x yang memenuhi adalah x greater than 2 .