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Pertanyaan

3 m − 3 y ( − n x ) 81 m x n x + 2 y ​ = ⋯ .

.

  1. begin mathsize 14px style negative 3 cubed m to the power of x plus 3 y end exponent n to the power of 2 y end exponent end style

  2. begin mathsize 14px style left parenthesis negative 3 cubed right parenthesis m to the power of x minus 3 y end exponent n to the power of 2 y end exponent end style

  3. begin mathsize 14px style negative 3 cubed m to the power of x minus 3 y end exponent n to the power of 2 y end exponent end style

  4. begin mathsize 14px style 3 cubed m to the power of x plus 3 y end exponent n to the power of 2 y end exponent end style

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A. Khairunisa

Master Teacher

Mahasiswa/Alumni Universitas Negeri Semarang

Jawaban terverifikasi

Pembahasan

Ingat bahwa , , . Maka Jadi, jawaban yang tepat adalah A.

Ingat bahwa undefined, undefined , undefined. Maka

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell fraction numerator 81 m to the power of x n to the power of x plus 2 y end exponent over denominator 3 m to the power of negative 3 y end exponent left parenthesis negative n to the power of x right parenthesis end fraction end cell equals cell fraction numerator 81 m to the power of x n to the power of x plus 2 y end exponent over denominator negative 3 m to the power of negative 3 y end exponent n to the power of x end fraction end cell row blank equals cell negative fraction numerator 81 m to the power of x n to the power of x plus 2 y end exponent over denominator 3 m to the power of negative 3 y end exponent n to the power of x end fraction end cell row blank equals cell negative 27 m to the power of x minus left parenthesis negative 3 y right parenthesis end exponent n to the power of x plus 2 y minus x end exponent end cell row blank equals cell negative 27 m to the power of x plus 3 y end exponent n to the power of 2 y end exponent end cell row blank equals cell negative 3 cubed m to the power of x plus 3 y end exponent n to the power of 2 y end exponent end cell end table end style

Jadi, jawaban yang tepat adalah A.
 

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