Articles
Register
Sign In
Search
zah
@zah
July 2022
1
65
Report
Sabe-se que sen x= -1/3.Nessas condições calcule o valor de y= 4senx+tgx
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
mozarth11
Verified answer
Sen x = -1/3
sen²x + cos²x = 1
(-1/3)² + cos²x = 1
cos²x = 1 - 1/9
cos²x = 8/9
cos x = √8/9
cos x = 2√2/3
tg x = sen x / cos x
tg x = (-1/3)/ 2√2/3
tg x = -1/2√2
tg x = -√2/4
4 sen x + tg x =
4 . (-1/3) - √2/4 =
-4/3 - √2/4 =
(-16 - 3√2)/12
6 votes
Thanks 5
More Questions From This User
See All
zah
October 2020 | 0 Respostas
Responda
zah
October 2020 | 0 Respostas
Responda
zah
October 2020 | 0 Respostas
Responda
×
Report "Sabe-se que sen x= -1/3.Nessas condições calcule o valor de y= 4senx+tgx.... Pergunta de ideia de zah"
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
Sen x = -1/3sen²x + cos²x = 1
(-1/3)² + cos²x = 1
cos²x = 1 - 1/9
cos²x = 8/9
cos x = √8/9
cos x = 2√2/3
tg x = sen x / cos x
tg x = (-1/3)/ 2√2/3
tg x = -1/2√2
tg x = -√2/4
4 sen x + tg x =
4 . (-1/3) - √2/4 =
-4/3 - √2/4 =
(-16 - 3√2)/12