Articles
Register
Sign In
Search
camille16161616
@camille16161616
January 2021
1
148
Report
URGENT à rendre ce matin je ne comprend rien merci d'avance
a) 3(x+2) + (7+4x)(7-6x)
b) 4(x+9) - (7+x)(x+1)
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
maudmarine
Verified answer
Bonjour,
Je suppose qu'il faut développer
?
a) 3(x+2) + (7+4x)(7-6x)
= 3x + 6 + 49 - 42x + 28x - 24x²
= - 24x² + 3x + 28x - 42x + 6 + 49
= - 24x² + - 11x + 55
b) 4(x+9) - (7+x)(x+1)
= 4x + 36 - (7x + 7 + x² + x)
= 4x + 36 - 7x - 7 - x² - x
= - x² + 4x - 7x - x + 36
= - x² - 4x + 36
2 votes
Thanks 1
camille16161616
merci beaucoup!
More Questions From This User
See All
camille16161616
January 2021 | 0 Respostas
Responda
camille16161616
January 2021 | 0 Respostas
Responda
camille16161616
January 2021 | 0 Respostas
Responda
camille16161616
January 2021 | 0 Respostas
Responda
camille16161616
January 2021 | 0 Respostas
Responda
camille16161616
January 2021 | 0 Respostas
Responda
camille16161616
January 2021 | 0 Respostas
Responda
camille16161616
January 2021 | 0 Respostas
Responda
camille16161616
January 2021 | 0 Respostas
Responda
camille16161616
January 2021 | 0 Respostas
Responda
×
Report "URGENT à rendre ce matin je ne comprend rien merci d'avance a) 3(x+2) + (7+4x)(7-6x) b) 4(x+9) - (7.... Pergunta de ideia de camille16161616"
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
Verified answer
Bonjour,Je suppose qu'il faut développer ?
a) 3(x+2) + (7+4x)(7-6x)
= 3x + 6 + 49 - 42x + 28x - 24x²
= - 24x² + 3x + 28x - 42x + 6 + 49
= - 24x² + - 11x + 55
b) 4(x+9) - (7+x)(x+1)
= 4x + 36 - (7x + 7 + x² + x)
= 4x + 36 - 7x - 7 - x² - x
= - x² + 4x - 7x - x + 36
= - x² - 4x + 36