
MAT_2_EM_QN01-QN06
Flashcard
•
Mathematics
•
11th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Defina uma equação linear.
Back
Uma equação linear é uma equação que pode ser expressa na forma ax + b = 0, onde a e b são constantes e x é a variável.
2.
FLASHCARD QUESTION
Front
Qual é o método para resolver uma equação linear como 3x + 5 = 2x + 10?
Back
Isolar a variável x, movendo todos os termos com x para um lado e as constantes para o outro lado.
3.
FLASHCARD QUESTION
Front
Resolva a equação: 3x + 5 = 2x + 10. Qual é o valor de x?
Back
x = 5
4.
FLASHCARD QUESTION
Front
O que são raízes de uma equação quadrática?
Back
As raízes de uma equação quadrática são os valores de x que tornam a equação igual a zero.
5.
FLASHCARD QUESTION
Front
Como se encontra as raízes da equação quadrática x² - 6x + 8 = 0?
Back
Utilizando a fórmula de Bhaskara ou fatorando a equação.
6.
FLASHCARD QUESTION
Front
Resolva a equação quadrática: x² - 6x + 8 = 0.
Back
x = 2 ou x = 4
7.
FLASHCARD QUESTION
Front
Qual é a fórmula de Bhaskara?
Back
A fórmula de Bhaskara é dada por x = \frac{{-b \pm \sqrt{{b^2 - 4ac}}}}{{2a}}.
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