Iklan

Pertanyaan

5 x + 1 + 5 2 − x = 30 tentukan hasil kali akar-akarnya!

 tentukan hasil kali akar-akarnya!

Ikuti Tryout SNBT & Menangkan E-Wallet 100rb

Habis dalam

01

:

20

:

45

:

24

Klaim

Iklan

N. Puspita

Master Teacher

Jawaban terverifikasi

Jawaban

hasil kali akar-akar adalah 0.

hasil kali akar-akar begin mathsize 14px style 5 to the power of x plus 1 end exponent plus 5 to the power of 2 minus x end exponent equals 30 end style adalah 0.

Pembahasan

Pembahasan
lock

Jadi, hasil kali akar-akar adalah 0.

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell 5 to the power of x plus 1 end exponent plus 5 to the power of 2 minus x end exponent end cell equals 30 row cell 5 times 5 to the power of x plus 25 times 5 to the power of negative x end exponent minus 30 end cell equals 0 row cell 5 to the power of 2 x end exponent plus 5 minus 6 times 5 to the power of x end cell equals cell 0 space space open parentheses cross times 5 to the power of x over 5 close parentheses end cell row cell 5 to the power of 2 x end exponent minus 6 times 5 to the power of x plus 5 end cell equals 0 row blank blank blank row cell misal space p end cell equals cell 5 to the power of x end cell row blank blank blank row cell p squared minus 6 p plus 5 end cell equals 0 row cell left parenthesis p minus 5 right parenthesis left parenthesis p minus 1 right parenthesis end cell equals 0 row p equals cell 5 space end cell row cell 5 to the power of x end cell equals 5 row cell x subscript 1 end cell equals 1 row blank blank atau row p equals 1 row cell 5 to the power of x end cell equals 1 row cell x subscript 2 end cell equals 0 row blank blank blank row cell x subscript 1 times x subscript 2 end cell equals cell 1 times 0 equals 0 end cell end table end style

Jadi, hasil kali akar-akar begin mathsize 14px style 5 to the power of x plus 1 end exponent plus 5 to the power of 2 minus x end exponent equals 30 end style adalah 0.

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

1

pika apriyani

Bantu banget Makasih ❤️

Massastha Ailani Putri

Pembahasan lengkap banget Makasih ❤️

Iklan

Pertanyaan serupa

Jika 3 ( 2 x + 2 ) + 8 ⋅ 3 x − 1 = 0 maka x = … .

4

4.5

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

Hubungi Kami

Ruangguru WhatsApp

+62 815-7441-0000

Email info@ruangguru.com

[email protected]

Contact 02130930000

02130930000

Ikuti Kami

©2026 Ruangguru. All Rights Reserved PT. Ruang Raya Indonesia