Articles
Register
Sign In
Search
BrendhaChristine
@BrendhaChristine
April 2020
2
29
Report
Sabendo que a + b = 20 e a - b = 8 , determine o valor numerico de a² - b²
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
vicktebet
Verified answer
A+b=20
a-b=8
2a= 28
a=28/2
a=14
14+b=20
b=20-14
b=6
prova real = a+b=20
14+6= 20
a-b=8
14-6=8
a² = 14² = 196
b²= 6² = 36
a² - b² = 196 - 36 = 160
resposta final = 160
5 votes
Thanks 6
3478elc
a² - b²
(a+b)(a-b)
20(-8) =
- 160
1 votes
Thanks 3
More Questions From This User
See All
BrendhaChristine
March 2022 | 0 Respostas
Responda
BrendhaChristine
April 2020 | 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 "Sabendo que a + b = 20 e a - b = 8 , determine o valor numerico de a² - b².... Pergunta de ideia de BrendhaChristine"
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
A+b=20a-b=8
2a= 28
a=28/2
a=14
14+b=20
b=20-14
b=6
prova real = a+b=20
14+6= 20
a-b=8
14-6=8
a² = 14² = 196
b²= 6² = 36
a² - b² = 196 - 36 = 160
resposta final = 160
a² - b²
(a+b)(a-b)
20(-8) = - 160