Roboguru

Fungsi ,  dan  adalah fungsi-fungsi yang ditentuka...

Fungsi begin mathsize 14px style f colon R rightwards arrow R end stylesize 14px g size 14px colon size 14px R size 14px rightwards arrow size 14px R dan size 14px h size 14px colon size 14px R size 14px rightwards arrow size 14px R adalah fungsi-fungsi yang ditentukan oleh begin mathsize 14px style f open parentheses x close parentheses equals 2 plus x end stylebegin mathsize 14px style g open parentheses x close parentheses equals x squared minus 1 end style dan begin mathsize 14px style h open parentheses x close parentheses equals 2 x end style. Maka bentuk yang paling sederhana begin mathsize 14px style open parentheses h ring operator g ring operator f close parentheses open parentheses x close parentheses equals end style....

  1. begin mathsize 14px style x squared plus 4 x plus 3 end style 

  2. size 14px 2 size 14px x to the power of size 14px 2 size 14px minus size 14px 8 size 14px x size 14px plus size 14px 6 

  3. size 14px minus size 14px 2 size 14px x to the power of size 14px 2 size 14px plus size 14px 8 size 14px x size 14px plus size 14px 6 

  4. size 14px minus size 14px 2 size 14px x to the power of size 14px 2 size 14px plus size 14px 8 size 14px x size 14px minus size 14px 6 

  5. size 14px 2 size 14px x to the power of size 14px 2 size 14px plus size 14px 8 size 14px x size 14px plus size 14px 6 

Jawaban:

Perhatikan

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell open parentheses g ring operator f close parentheses open parentheses x close parentheses end cell equals cell g open parentheses 2 plus x close parentheses end cell row blank equals cell open parentheses 2 plus x close parentheses squared minus 1 end cell row blank equals cell x squared plus 4 x plus 3 end cell row cell open parentheses h ring operator g ring operator f close parentheses open parentheses x close parentheses end cell equals cell h open parentheses x squared plus 4 x plus 3 close parentheses end cell row blank equals cell 2 x squared plus 8 x plus 6 end cell end table end style

Oleh karena itu, jawaban yang benar adalah E.

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