Bentuk sederhana dari (3b2a69a−3b−5)2 adalah ....

Pertanyaan

Bentuk sederhana dari $open parentheses fraction numerator 9 a to the power of negative 3 end exponent b to the power of negative 5 end exponent over denominator 3 b squared a to the power of 6 end fraction close parentheses squared$ adalah .... $\;$

$fraction numerator 9 over denominator a to the power of 12 b to the power of 14 end fraction$
$fraction numerator 9 over denominator a to the power of 14 b to the power of 8 end fraction$
$fraction numerator 9 over denominator a to the power of 10 b to the power of 22 end fraction$
$fraction numerator 9 over denominator a to the power of 12 b to the power of 16 end fraction$
$fraction numerator 9 over denominator a to the power of 18 b to the power of 14 end fraction$

N. Puspita

Master Teacher

Jawaban terverifikasi

Jawaban

jawaban yang tepat adalah E. space

Pembahasan

Akan dicari bentuk sederhana dari $open parentheses fraction numerator 9 a to the power of negative 3 end exponent b to the power of negative 5 end exponent over denominator 3 b squared a to the power of 6 end fraction close parentheses squared$ sebagai berikut

$table attributes columnalign right center left columnspacing 0px end attributes row cell open parentheses fraction numerator 9 a to the power of negative 3 end exponent b to the power of negative 5 end exponent over denominator 3 b squared a to the power of 6 end fraction close parentheses squared end cell equals cell open parentheses 3 a to the power of negative 3 minus 6 end exponent b to the power of negative 5 minus 2 end exponent close parentheses squared end cell row blank equals cell open parentheses 3 a to the power of negative 9 end exponent b to the power of negative 7 end exponent close parentheses squared end cell row blank equals cell 3 to the power of 1 cross times 2 end exponent a to the power of negative 9 cross times 2 end exponent b to the power of negative 7 cross times 2 end exponent end cell row blank equals cell 3 squared a to the power of negative 18 end exponent b to the power of negative 14 end exponent end cell row blank equals cell fraction numerator 9 over denominator a to the power of 18 b to the power of 14 end fraction end cell end table$

Jadi, jawaban yang tepat adalah E. space