Pertanyaan

Nilai 2 x yang memenuhi 4 x + 2 = 3 8 x + 5 adalah ....

Nilai $2^{x}$ yang memenuhi $4^{x + 2} = 3 8^{x + 5}$ adalah ....

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Jawaban terverifikasi

Pembahasan

$table attributes columnalign right center left columnspacing 0px end attributes row cell 4 to the power of x plus 2 end exponent end cell equals cell cube root of 8 to the power of x plus 5 end exponent end root end cell row cell open parentheses 2 squared close parentheses to the power of x plus 2 end exponent end cell equals cell open parentheses 2 cubed close parentheses to the power of fraction numerator x plus 5 over denominator 3 end fraction end exponent end cell row cell 2 to the power of 2 x plus 4 end exponent end cell equals cell 2 to the power of x plus 5 end exponent end cell row cell 2 to the power of 2 x plus 4 end exponent end cell equals cell 2 to the power of x plus 5 end exponent end cell row cell 2 x plus 4 end cell equals cell x plus 5 end cell row x equals 1 row blank blank blank end table$