Articles
Register
Sign In
Search
Elvandosantoscerq
@Elvandosantoscerq
November 2019
1
63
Report
MMATEMATICANDO....
BOA TARDE......
POR GENTILEZA,
EQUAÇÕES 2*.......
D......
9x^2+3x_2=0......
E......
2x^2_9x_3=0
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
flaviarsilva86oxb08z
9x² + 3x - 2 = 0
Δ = (3)² - 4.9.(-2) = 9 + 72 = 81
x = (- 3 +/ - √81)/2.9
x1 = (-3 + 9)/18 = 6/18 = 1/3
x2 = (-3 -9)/18 = -12/18 = -2/3
2x² - 9x -3 = 0
Δ = (-9)² - 4.2.(-3) = 81 + 24 = 105
x = ( - (-9) +/- √105)/4
x1 = (9 +/10,25)/4 = 19,25/4 = 4,81
x2 = (9 - 10,25)/4 = -1,25/4 = 0,31
2 votes
Thanks 1
More Questions From This User
See All
elvandosantoscerq
July 2023 | 0 Respostas
Responda
elvandosantoscerq
July 2023 | 0 Respostas
Responda
Elvandosantoscerq
December 2019 | 0 Respostas
Responda
Elvandosantoscerq
December 2019 | 0 Respostas
Responda
Elvandosantoscerq
December 2019 | 0 Respostas
Responda
Elvandosantoscerq
December 2019 | 0 Respostas
Responda
Elvandosantoscerq
November 2019 | 0 Respostas
Responda
Elvandosantoscerq
November 2019 | 0 Respostas
Responda
Elvandosantoscerq
November 2019 | 0 Respostas
Responda
Recomendar perguntas
Deividyfreitas
May 2020 | 0 Respostas
BlackShot
May 2020 | 0 Respostas
Vanessakellen
May 2020 | 0 Respostas
Guiduarter
May 2020 | 0 Respostas
Mrzaine
May 2020 | 0 Respostas
O QUE SERIA AUTONOMIA?
Grazifer
May 2020 | 0 Respostas
Joazinho
May 2020 | 0 Respostas
a palavra rapidez formou se de qual derivacao
Celiana
May 2020 | 0 Respostas
Joazinho
May 2020 | 0 Respostas
Anatercia
May 2020 | 0 Respostas
×
Report "MMATEMATICANDO.... BOA TARDE...... POR GENTILEZA, EQUAÇÕES 2*....... D...... 9x^2+3x_2=0...... E.... Pergunta de ideia de Elvandosantoscerq"
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
Δ = (3)² - 4.9.(-2) = 9 + 72 = 81
x = (- 3 +/ - √81)/2.9
x1 = (-3 + 9)/18 = 6/18 = 1/3
x2 = (-3 -9)/18 = -12/18 = -2/3
2x² - 9x -3 = 0
Δ = (-9)² - 4.2.(-3) = 81 + 24 = 105
x = ( - (-9) +/- √105)/4
x1 = (9 +/10,25)/4 = 19,25/4 = 4,81
x2 = (9 - 10,25)/4 = -1,25/4 = 0,31