Articles
Register
Sign In
Search
anthonylpe
@anthonylpe
January 2021
1
79
Report
Bonsoir, est ce que vous pourriez m'aider svp.
Un angle aigu A a pour sinus 0,96 1 calculer la valeur exacte de cas A 2 en déduire la valeur exacte de tan A
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
scoladan
Verified answer
Bonjour,
cos^2(A) + sin^2(A) = 1
Donc cos(A) = Racine (1-sin^2(A)) = Racine(1-0,96^2) = Racine(0,0784) = 0,28
On ne tient pas compte de la solution négative car A est un angle aigu donc < 90 degrés.
tan(A) = sin(A)/cos(A) = 0,96/0,28 = 24/7
0 votes
Thanks 0
More Questions From This User
See All
anthonylpe
June 2021 | 0 Respostas
Responda
anthonylpe
June 2021 | 0 Respostas
A=27:3-3x2+4. et. B=14-(25
Responda
anthonylpe
June 2021 | 0 Respostas
Ton copain s'en va et tu lui demande ou il va
Responda
anthonylpe
June 2021 | 0 Respostas
Responda
anthonylpe
June 2021 | 0 Respostas
Responda
anthonylpe
January 2021 | 0 Respostas
Responda
anthonylpe
January 2021 | 0 Respostas
Responda
×
Report "Bonsoir, est ce que vous pourriez m'aider svp. Un angle aigu A a pour sinus 0,96 1 calculer la valeu.... Pergunta de ideia de anthonylpe"
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,cos^2(A) + sin^2(A) = 1
Donc cos(A) = Racine (1-sin^2(A)) = Racine(1-0,96^2) = Racine(0,0784) = 0,28
On ne tient pas compte de la solution négative car A est un angle aigu donc < 90 degrés.
tan(A) = sin(A)/cos(A) = 0,96/0,28 = 24/7