
Equações 2º grau
Authored by Helena Pimenta
Mathematics
9th Grade
Used 10+ times

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18 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
incompleta
completa
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Quais das seguintes equações são do 2º grau?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Analisando a equação do segundo grau x² – 2x +1 = 0, podemos afirmar que ela possui:
nenhuma solução real.
uma única solução real.
duas soluções reais.
três soluções reais.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A equação não tem solução
6.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Considera os números -2, 0, 1, 4.
Quais deles são raízes da equação x² - 2x - 8 = 0?
-2
0
1
4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A equação não tem soluções
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