FUNÇÃO QUADRÁTICA

FUNÇÃO QUADRÁTICA

11th Grade

10 Qs

quiz-placeholder

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FUNÇÃO QUADRÁTICA

FUNÇÃO QUADRÁTICA

Assessment

Passage

Mathematics

11th Grade

Practice Problem

Hard

Created by

ANDRE APARECIDO FRANCO

Used 24+ times

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10 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

Sobre o gráfico da função quadrática, assinale as afirmativas verdadeiras:

a < 0

f(1) = 1

0 é o vértice e a raiz da Função

f(-2) = 4

f(x) = - x²

2.

GRAPHING QUESTION

3 mins • 1 pt

Construa o gráfico da função: x² - 2x

dica:

Calcule f(1) e f(2): Basta substituir x por 1 e depois x por 2 .

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

Quais as raízes da função representada no gráfico "f(x)=x²-3 x+2"

0

1

2

3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Quantas soluções a função quadrática desse gráfico apresenta:

0

1

2

3

4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Na função quadrática f(x) = 2x² - 6x + 8, quais são os coeficientes a, b e c ?

a = 3, b = -6, c = 9
a = 2, b = -5, c = 7
a = 2, b = -6, c = 8
a = 1, b = -6, c = 8

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é a altura máxima que a bola alcança?

21 metros

17 metros

25 metros

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Em quanto tempo a bola atinge essa altura máxima?

1 s

2 s

3 s

4 s

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