Fungsi f(x)=x−3 dan fungsi g(x)=x2+2x−15. Tentukanlah :  d. (2f+3g)(x)

Pertanyaan

Fungsi begin mathsize 14px style f left parenthesis x right parenthesis equals x minus 3 end style dan fungsi begin mathsize 14px style g left parenthesis x right parenthesis equals x squared plus 2 x minus 15 end style. Tentukanlah : 

d. begin mathsize 14px style left parenthesis 2 f plus 3 g right parenthesis left parenthesis x right parenthesis end style 
 

R. RGFLLIMA

Master Teacher

Jawaban terverifikasi

Jawaban

 Error converting from MathML to accessible text..

Pembahasan

Dengan sifat penjumlahan fungsi aljabar,

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell left parenthesis 2 straight f plus 3 straight g right parenthesis left parenthesis straight x right parenthesis end cell equals cell 2 straight f left parenthesis straight x right parenthesis plus 3 straight g left parenthesis straight x right parenthesis end cell row blank equals cell 2 left parenthesis straight x minus 3 right parenthesis plus 3 left parenthesis straight x squared plus 2 straight x minus 15 right parenthesis end cell row blank equals cell 2 straight x minus 6 plus 3 straight x squared plus 6 straight x minus 45 end cell row blank equals cell 3 straight x squared plus 8 straight x minus 51 end cell end table end style 

Jadi, Error converting from MathML to accessible text..

39

0.0 (0 rating)

Pertanyaan serupa

Jika f(x)=x2−8x dan g(x)=5x+2, maka (f+g)(x)= …

84

2.5

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

Fitur Roboguru

Topik Roboguru

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