Pertanyaan

− 3 x 3 ( − y ) − 3 12 x − 3 y = ⋯ .

$\frac{12 x ^{- 3} y}{- 3 x ^{3} ( - y ) ^{- 3}} = \dots$ .

$begin mathsize 14px style negative fraction numerator 4 y to the power of 4 over denominator x to the power of 6 end fraction end style$
$begin mathsize 14px style negative fraction numerator 2 y to the power of 4 over denominator x to the power of 6 end fraction end style$
$begin mathsize 14px style fraction numerator 4 y to the power of 4 over denominator x to the power of 6 end fraction end style$

Y. Umi

Master Teacher

Mahasiswa/Alumni Universitas Gadjah Mada

Jawaban terverifikasi

Jawaban

jawaban yang tepat adalah C.

Pembahasan

Ingat bahwa , , dan . Maka Jadi, jawaban yang tepat adalah C.

Ingat bahwa , , dan . Maka

$begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell fraction numerator 12 x to the power of negative 3 end exponent y over denominator negative 3 x cubed left parenthesis negative y right parenthesis to the power of negative 3 end exponent end fraction end cell equals cell negative fraction numerator 4 x to the power of negative 3 end exponent y left parenthesis negative y right parenthesis cubed right parenthesis over denominator x cubed end fraction end cell row blank equals cell negative 4 x to the power of negative 3 minus 3 end exponent y left parenthesis negative y cubed right parenthesis end cell row blank equals cell 4 x to the power of negative 3 minus 3 end exponent y left parenthesis y cubed right parenthesis end cell row blank equals cell 4 x to the power of negative 3 minus 3 end exponent y to the power of 1 plus 3 end exponent end cell row blank equals cell 4 x to the power of negative 6 end exponent y to the power of 4 end cell row blank equals cell fraction numerator 4 y to the power of 4 over denominator x to the power of 6 end fraction end cell end table end style$

Jadi, jawaban yang tepat adalah C.