vérifier que 2² - 1² = 2 + 1. 3² - 2² = 3+2. 4² - 3² = 4 + 3 svp ​
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Helpful Social

Copyright © 2024 ELIBRARY.TIPS - All rights reserved.