Recuperação das avaliações do 3 trimestre 2 º A
Quiz
•
Mathematics
•
2nd Grade
•
Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identifique a função linear na seguinte lista de equações: y = 2x + 3, y = x²- 4x + 4, y = 3x - 5, y = 2x² + 5x - 3.
y = 2x + 3
y = 2x²+ 5x - 3
y = x² - 4x + 4
y = 3x - 5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resolva a equação quadrática: 2x² - 5x + 3 = 0.
x = 2 ou x = 3
x = 0 ou x = 0.5
x = 1 ou x = 1.5
x = -1 ou x = -1.5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Faça o gráfico da função linear y = 4x - 2.
O ponto correto da função é (0, -2) .
Os pontos são (1, 2) e (2, 6)
Esse ponto intercepta o eixo função (0, 2)
o número 2 intercepta o eixo y da função linear.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Encontre as raízes da função quadrática y = X² - 6x + 9.
As raízes da função quadrática são x = -3.
As raízes da função quadrática são x = 6.
As raízes da função quadrática são x = 3.
As raízes da função quadrática são x = 9.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aplique a fórmula quadrática para resolver a equação: 3x² + 4x - 2 = 0.
As raízes são x = -1.183 e x = 0.516.
As raízes da função é (4,4567 ,2,1111)
As raízes da função é (5,25 ,3,26)
As raizes da funções
( 5,9 , 6,1)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identifique a função linear na seguinte lista de equações: y = 5x - 2, y = 2x² - 3x + 1, y = 4x + 7, y = x² + 2x - 1.
y = 5x - 2
y = 2x²- 3x + 1
y = 4x + 7
y = x²+ 2x - 1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resolva a equação quadrática: x² + 7x + 10 = 0.
As raízes são x = -3 e x = -4
As raízes são x = -2 e x = -5
As raízes são x = 2 e x = 5
As raízes são x = 0 e x = 10
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