Articles
Register
Sign In
Search
Sousou299
@Sousou299
January 2021
1
73
Report
Pouvez vous m’aidez
Factorises les expressions
2(2x+3)(4x-5)+(2x+3)2+(4x-5)2
Les deux derniers 2 sont des carré après les parenthèses
Merci d’avance
Please enter comments
Please enter your name.
Please enter the correct email address.
Agree to
terms and service
You must agree before submitting.
Send
Lista de comentários
mathmate
Première étape: développer l'expression
2(2x+3)(4x-5)+(2x+3)2+(4x-5)2
=
2(2x+3)(4x-5)+(2x+3)^2+(4x-5)^2
=2(8x^2+2x-15)+(4x^2+12x+9)+(16x^2-40x+25)
=36x^2-24x+4
ensuite, factoriser
=4(9x^2-6x+1) [ carré parfait]
=4(3x-1)^2
0 votes
Thanks 0
More Questions From This User
See All
Sousou299
January 2021 | 0 Respostas
Responda
Sousou299
January 2021 | 0 Respostas
Responda
Sousou299
January 2021 | 0 Respostas
Responda
Sousou299
January 2021 | 0 Respostas
Responda
Sousou299
January 2021 | 0 Respostas
Responda
Sousou299
January 2021 | 0 Respostas
Responda
Sousou299
June 2019 | 0 Respostas
Responda
Sousou299
June 2019 | 0 Respostas
Responda
Sousou299
June 2019 | 0 Respostas
Responda
Sousou299
May 2019 | 0 Respostas
Responda
×
Report "Pouvez vous m’aidez Factorises les expressions 2(2x+3)(4x-5)+(2x+3)2+(4x-5)2 Les deux derniers 2 so.... Pergunta de ideia de Sousou299"
Your name
Email
Reason
-Select Reason-
Pornographic
Defamatory
Illegal/Unlawful
Spam
Other Terms Of Service Violation
File a copyright complaint
Description
Helpful Links
Sobre nós
Política de Privacidade
Termos e Condições
direito autoral
Contate-Nos
Helpful Social
Get monthly updates
Submit
Copyright © 2024 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
2(2x+3)(4x-5)+(2x+3)2+(4x-5)2
=2(2x+3)(4x-5)+(2x+3)^2+(4x-5)^2
=2(8x^2+2x-15)+(4x^2+12x+9)+(16x^2-40x+25)
=36x^2-24x+4
ensuite, factoriser
=4(9x^2-6x+1) [ carré parfait]
=4(3x-1)^2