Roboguru
SD

Nilai dari [(26)−2] × [(2−3)−5] adalah ...

Pertanyaan

Nilai dari open square brackets open parentheses 2 to the power of 6 close parentheses to the power of negative 2 end exponent close square brackets space cross times space open square brackets open parentheses 2 to the power of negative 3 end exponent close parentheses to the power of negative 5 end exponent close square brackets adalah ...

  1. 1 over 8 

  2. 1 over 6  

  3. 6 

  4. 8 

  5. 16 

N. Puspita

Master Teacher

Jawaban terverifikasi

Pembahasan

Dengan menggunakan sifat bilangan berpangkat negatif, sifat perkalian bilangan berpangkat, dan sifat bilangan berpangkat yang dipangkatkan, nilai dari 

open square brackets open parentheses 2 to the power of 6 close parentheses to the power of negative 2 end exponent close square brackets space cross times space open square brackets open parentheses 2 to the power of negative 3 end exponent close parentheses to the power of negative 5 end exponent close square brackets 

yaitu:

table attributes columnalign right center left columnspacing 0px end attributes row cell open square brackets open parentheses 2 to the power of 6 close parentheses to the power of negative 2 end exponent close square brackets space cross times space open square brackets open parentheses 2 to the power of negative 3 end exponent close parentheses to the power of negative 5 end exponent close square brackets end cell equals cell open square brackets 2 to the power of 6 cross times open parentheses negative 2 close parentheses end exponent close square brackets space cross times open square brackets space 2 to the power of open parentheses negative 3 close parentheses cross times open parentheses negative 5 close parentheses end exponent close square brackets end cell row blank equals cell open parentheses 2 to the power of negative 12 end exponent close parentheses space cross times space open parentheses 2 to the power of 15 close parentheses end cell row blank equals cell 2 to the power of negative 12 plus 15 end exponent end cell row blank equals cell 2 cubed end cell row blank equals 8 end table 

Dengan demikian, nilai dari open square brackets open parentheses 2 to the power of 6 close parentheses to the power of negative 2 end exponent close square brackets space cross times space open square brackets open parentheses 2 to the power of negative 3 end exponent close parentheses to the power of negative 5 end exponent close square brackets adalah 8.

Jadi, jawaban yang benar adalah D.

 

39

0.0 (0 rating)

Pertanyaan serupa

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

31

0.0

Jawaban terverifikasi

RUANGGURU HQ

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

Coba GRATIS Aplikasi Roboguru

Coba GRATIS Aplikasi Ruangguru

Download di Google PlayDownload di AppstoreDownload di App Gallery

Produk Ruangguru

Produk Lainnya

Hubungi Kami

Ruangguru WhatsApp

081578200000

Email info@ruangguru.com

info@ruangguru.com

Contact 02140008000

02140008000

Ikuti Kami

©2022 Ruangguru. All Rights Reserved PT. Ruang Raya Indonesia