Roboguru

Kerjakan soal berikut ini. Bentuk sederhana dari  adalah ....

Pertanyaan

Kerjakan soal berikut ini.

Bentuk sederhana dari begin mathsize 14px style open parentheses fraction numerator a to the power of negative 2 end exponent b over denominator 3 to the power of negative 1 end exponent a squared b to the power of negative 3 end exponent end fraction close parentheses to the power of negative 1 end exponent end style adalah ....

  1. begin mathsize 14px style fraction numerator a to the power of 4 over denominator 3 b to the power of 6 end fraction end style 

  2. begin mathsize 14px style fraction numerator 3 a to the power of 4 over denominator b to the power of 6 end fraction end style 

  3. begin mathsize 14px style a to the power of 4 over b to the power of 6 end style 

  4. begin mathsize 14px style b to the power of 6 over a to the power of 4 end style 

  5. begin mathsize 14px style b to the power of 6 over a squared end style 

Pembahasan Soal:

Ingat pada bilangan berpangkat berlaku sifat

begin mathsize 14px style straight a to the power of straight b over straight a to the power of straight c equals straight a to the power of straight b minus straight c end exponent semicolon 1 over straight a to the power of negative straight b end exponent equals straight a to the power of straight b semicolon space dan space open parentheses straight a to the power of straight b close parentheses to the power of straight c equals straight a to the power of bc end style

maka

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell open parentheses fraction numerator a to the power of negative 2 end exponent b over denominator 3 to the power of negative 1 end exponent a squared b to the power of negative 3 end exponent end fraction close parentheses to the power of negative 1 end exponent end cell equals cell open parentheses fraction numerator 3 b to the power of 1 plus 3 end exponent over denominator a to the power of 2 plus 2 end exponent end fraction close parentheses to the power of negative 1 end exponent end cell row blank equals cell open parentheses fraction numerator 3 b to the power of 4 over denominator a to the power of 4 end fraction close parentheses to the power of negative 1 end exponent end cell row blank equals cell open parentheses fraction numerator 3 to the power of negative 1 end exponent b to the power of negative 4 end exponent over denominator a to the power of negative 4 end exponent end fraction close parentheses end cell row blank equals cell open parentheses fraction numerator a to the power of 4 over denominator 3 b to the power of 4 end fraction close parentheses end cell end table end style

Jadi, jwaban yang tepat tidak ada pada opsi.

Pembahasan terverifikasi oleh Roboguru

Terakhir diupdate 14 Maret 2021

RUANGGURU HQ

Jl. Dr. Saharjo No.161, Manggarai Selatan, Tebet, Kota Jakarta Selatan, Daerah Khusus Ibukota Jakarta 12860

Coba GRATIS Aplikasi Ruangguru

Produk Ruangguru

Produk Lainnya

Hubungi Kami

Ikuti Kami

©2021 Ruangguru. All Rights Reserved