Roboguru

Jika , maka hasil dari adalah...

Jika begin mathsize 14px style a with rightwards arrow on top equals 8 i minus 4 j space dan space b with rightwards arrow on top equals negative 4 i plus 2 j end style, maka hasil dari begin mathsize 14px style 2 a with rightwards arrow on top minus 3 b with rightwards arrow on top end style adalah...

Jawaban:

Diketahui

begin mathsize 14px style a with rightwards arrow on top equals 8 i minus 4 j equals open square brackets table row 8 row cell negative 4 end cell end table close square brackets b with rightwards arrow on top equals negative 4 i plus 2 j equals open square brackets table row cell negative 4 end cell row 2 end table close square brackets end style

Maka,

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell 2 a with rightwards arrow on top minus 3 b with rightwards arrow on top end cell equals cell 2 open square brackets table row 8 row cell negative 4 end cell end table close square brackets minus 3 open square brackets table row cell negative 4 end cell row 2 end table close square brackets end cell row blank equals cell open square brackets table row 16 row cell negative 8 end cell end table close square brackets minus open square brackets table row cell negative 12 end cell row 6 end table close square brackets end cell row cell 2 a with rightwards arrow on top minus 3 b with rightwards arrow on top end cell equals cell open square brackets table row 28 row cell negative 14 end cell end table close square brackets end cell end table end style

0

Ruangguru

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