
Desvendando a Função Quadrática
Quiz
•
Others
•
12th Grade
•
Practice Problem
•
Hard
Júlio Santos
FREE Resource
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8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o vértice da parábola dada pela função f(x) = x² - 4x + 3?
(0, 3)
(3, 0)
(1, 2)
(2, -1)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resolva a equação quadrática 2x² - 8x = 0.
x = 5, x = 6
x = 1, x = 3
x = 0, x = 4
x = -4, x = 2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o gráfico da função f(x) = -x² + 2x + 3?
O gráfico é uma parábola com vértice em (0, 3) e interseções em (1, 0) e (4, 0).
O gráfico é uma linha reta com interseções em (1, 2) e (3, 0).
O gráfico é uma parábola com vértice em (1, 4), interseções em (0, 3), (-1, 0) e (2, 0), e abre para baixo.
O gráfico é uma parábola com vértice em (2, 5) e abre para cima.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fatore o polinômio quadrático x² - 5x + 6.
(x + 2)(x + 3)
(x + 1)(x + 6)
(x - 1)(x - 6)
(x - 2)(x - 3)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aplique a fórmula de Bhaskara para resolver a equação x² + 6x + 8 = 0.
x1 = -3, x2 = -5
x1 = -2, x2 = -4
x1 = 0, x2 = -6
x1 = -1, x2 = -8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identifique o vértice da parábola representada pela função f(x) = 3(x - 2)² + 1.
(3, 1)
(1, 1)
(2, 0)
(2, 1)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a solução da equação quadrática x² - 9 = 0?
x = 9
x = -9
x = 3, x = -3
x = 0
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