Iklan

Pertanyaan

Diberikan ( f − g ) ( x ) = − 2 x 2 + 9 x − 1 dan g ( − 2 ) = − 17 . Nilai f ( - 2) adalah ....

Diberikan  dan . Nilai (-2) adalah ....

  1. begin mathsize 14px style negative 44 end style

  2. begin mathsize 14px style negative 10 end style

  3. size 14px 5

  4. begin mathsize 14px style 10 end style

  5. begin mathsize 14px style 44 end style

Ikuti Tryout SNBT & Menangkan E-Wallet 100rb

Habis dalam

01

:

04

:

40

:

45

Klaim

Iklan

M. Robo

Master Teacher

Jawaban terverifikasi

Jawaban

jawabannya adalah A.

jawabannya adalah A.

Pembahasan

Ingat kembali bahwa . Jika , maka Sehingga akan dicari nilai . Perhatikan bahwa Maka didapat Jadi, jawabannya adalah A.

Ingat kembali bahwa size 14px left parenthesis size 14px f size 14px minus size 14px g size 14px right parenthesis size 14px left parenthesis size 14px x size 14px right parenthesis size 14px equals size 14px f size 14px left parenthesis size 14px x size 14px right parenthesis size 14px minus size 14px g size 14px left parenthesis size 14px x size 14px right parenthesis. Jika begin mathsize 14px style x equals negative 2 end style, maka

size 14px left parenthesis size 14px f size 14px minus size 14px g size 14px right parenthesis size 14px left parenthesis size 14px minus size 14px 2 size 14px right parenthesis size 14px equals size 14px f size 14px left parenthesis size 14px minus size 14px 2 size 14px right parenthesis size 14px minus size 14px g size 14px left parenthesis size 14px minus size 14px 2 size 14px right parenthesis 

Sehingga akan dicari nilai size 14px left parenthesis size 14px f size 14px minus size 14px g size 14px right parenthesis size 14px left parenthesis size 14px minus size 14px 2 size 14px right parenthesis. Perhatikan bahwa

table attributes columnalign right center left columnspacing 0px end attributes row cell size 14px left parenthesis size 14px f size 14px minus size 14px g size 14px right parenthesis size 14px left parenthesis size 14px minus size 14px 2 size 14px right parenthesis end cell size 14px equals cell size 14px minus size 14px 2 size 14px left parenthesis size 14px minus size 14px 2 size 14px right parenthesis to the power of size 14px 2 size 14px plus size 14px 9 size 14px left parenthesis size 14px minus size 14px 2 size 14px right parenthesis size 14px minus size 14px 1 end cell row blank size 14px equals cell size 14px minus size 14px 2 size 14px left parenthesis size 14px 4 size 14px right parenthesis size 14px minus size 14px 18 size 14px minus size 14px 1 end cell row blank size 14px equals cell size 14px minus size 14px 8 size 14px minus size 14px 18 size 14px minus size 14px 1 end cell row blank size 14px equals cell size 14px minus size 14px 27 end cell end table 
Maka didapat

table attributes columnalign right center left columnspacing 0px end attributes row cell size 14px left parenthesis size 14px f size 14px minus size 14px g size 14px right parenthesis size 14px left parenthesis size 14px minus size 14px 2 size 14px right parenthesis end cell size 14px equals cell size 14px f size 14px left parenthesis size 14px minus size 14px 2 size 14px right parenthesis size 14px minus size 14px g size 14px left parenthesis size 14px minus size 14px 2 size 14px right parenthesis size 14px space end cell row cell size 14px minus size 14px 27 end cell size 14px equals cell size 14px f size 14px left parenthesis size 14px minus size 14px 2 size 14px right parenthesis size 14px minus size 14px left parenthesis size 14px minus size 14px 17 size 14px right parenthesis end cell row cell size 14px minus size 14px 27 end cell size 14px equals cell size 14px f begin mathsize 14px style left parenthesis negative 2 right parenthesis end style size 14px plus size 14px 17 end cell row cell size 14px f size 14px left parenthesis size 14px minus size 14px 2 size 14px right parenthesis end cell size 14px equals cell size 14px minus size 14px 27 size 14px minus size 14px 17 end cell row cell size 14px f begin mathsize 14px style left parenthesis negative 2 right parenthesis end style end cell size 14px equals cell size 14px minus size 14px 44 end cell end table    

Jadi, jawabannya adalah A.

Perdalam pemahamanmu bersama Master Teacher
di sesi Live Teaching, GRATIS!

2

Iklan

Pertanyaan serupa

Diberikan dan . Nilai ( f + g ) ( − 2 ) adalah ...

1

5.0

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

Hubungi Kami

Ruangguru WhatsApp

+62 815-7441-0000

Email info@ruangguru.com

[email protected]

Contact 02140008000

02140008000

Ikuti Kami

©2024 Ruangguru. All Rights Reserved PT. Ruang Raya Indonesia