programme de calcul :
•choisir un nombre de départ.
•ajouter 1
•Calculer le carré du résultat obtenu
•lui soustraire le carré du nombre de départ
•écrire le résultat final.

By: USER3358
27 Agustus 2025 mathematiques 5 minutes
4.5
203 views 203 comments 13 shares

Question

Grade: Education Subject: mathematiques
programme de calcul :
•choisir un nombre de départ.
•ajouter 1
•Calculer le carré du résultat obtenu
•lui soustraire le carré du nombre de départ
•écrire le résultat final.
Asked by:
203 Viewed 203 Answers

Answer (203)

Best Answer
(89)
bonsoir
x
x +1 
( x +1)² = x² + 2 x +1
x ² + 2 x +1 - x²
2 x + 1
Answered on 27 Agustus 2025
(128)
(x+1)²-x²=x²+2*x*1+1²-x²=2x+1

par exemple avec 2: (2+1)²-2²=2²+2*2*1+1²-2²=4+4-4=4

J'espère t'avoir aidé !
Answered on 27 Agustus 2025

Related Articles

Are there free comic book grading apps available for Android?

61 views 61 comments

What are the key features to look for in a comic book grading app for Android?

78 views 78 comments

How can I make my Blogspot landing page more visually appealing?

64 views 64 comments

What are some common mistakes to avoid when building a landing page on Blogspot?

80 views 80 comments

Can I create multiple landing pages on Blogspot?

48 views 48 comments

Can I use a UNIX socket instead of TCP when connecting to Redis using `createClient` and what options are needed?

113 views 113 comments

What security measures are in place to protect my comic book collection data in the app?

88 views 88 comments

What is the significance of the `socket_keepalive` option in the `createClient` options?

88 views 88 comments

Is there an option to export the comic book data from the Android app?

70 views 70 comments

How do I configure TLS/SSL encryption when connecting to a Redis server using `createClient`?

93 views 93 comments

How does the app handle image storage for comic book condition documentation?

77 views 77 comments

Explain the `retry_strategy` option for `createClient` in Node.js Redis.

72 views 72 comments

What are the potential benefits of using a comic book grading app for Android over manual record-keeping?

105 views 105 comments

What's the purpose of the `db` option when creating a Redis client in Node.js?

78 views 78 comments

Does the app support different comic book grading standards (e.g., CGC, PGX)?

77 views 77 comments

 Să se determine m∈R, astfel încât distanţa dintre punctele A(2, ) m şi B m( , 2) − să fie 4. 

113 views 113 comments

How can I configure Cloudflare's caching level for optimal performance?

71 views 71 comments

How can I deploy a Node.js application using GitHub Actions?

60 views 60 comments

How do I fix 'SSL error null' issues related to the server-side configuration?

78 views 78 comments

What are Cloudflare's IP addresses that I should ensure are

72 views 60 comments