December 2021 0 89 Report
Soit x appartenant à [-π/2 ; 0], on sait que cos(x) = 3/4. Après avoir rappelé le signe de sin(x), déterminer sa valeur exacte. On rappelle que sin²(x) + cos²(x) = 1.

Merci d'avance :)​
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.