Iklan

Iklan

Pertanyaan

Jika f ( x ) = 3 − x 2 x 2 − 5 x + 7 ​ ,maka f (-2) adalah…….

Jika , maka f(-2) adalah…….

  1. 5

  2. 4

  3. 3

  4. 2

  5. 1

Iklan

N. Rahayu

Master Teacher

Mahasiswa/Alumni Universitas Negeri Jakarta

Jawaban terverifikasi

Iklan

Pembahasan

f left parenthesis x right parenthesis equals fraction numerator 2 x squared minus 5 x plus 7 over denominator 3 minus x end fraction

f left parenthesis negative 2 right parenthesis equals fraction numerator 2 left parenthesis negative 2 right parenthesis squared minus 5 left parenthesis negative 2 right parenthesis plus 7 over denominator 3 minus left parenthesis negative 2 right parenthesis end fraction space space space space space space space space space space space equals fraction numerator 8 plus 10 plus 7 over denominator 3 plus 2 end fraction space space space space space space space space space space space equals 25 over 5 space space space space space space space space space space space space equals 5

 

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

1

Rafsanjani Castro Satria Chandra

Mudah dimengerti

Iklan

Iklan

Pertanyaan serupa

f ( x ) = a x + b , jika f ( 2 ) = 7 dan f ( 1 ) = 5 , maka f ( x ) = ... ?

11

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