
Matemática 9º A - av. 2º tri/2024
Mathematics
9th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A) Em ordem crescente.
B) Em ordem aleatória.
C) Em ordem decrescente.
D) Em ordem alfabética.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a forma geral de uma equação quadrática?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes é uma equação quadrática?
2x + 3 = 0
4x – 7 = 0
5x + 2 = 0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para a equação 6x² – 9x = 0, qual é o valor de 'b'?
6
-9
0
9
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
É a variável
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor de x se a equação x² + 42x + 400 = 0 for resolvida?
-10
-20
-40
-50
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1
5
6
-5
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