Prova Se Liga 9º ANO

Prova Se Liga 9º ANO

9th Grade

25 Qs

quiz-placeholder

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Prova Se Liga 9º ANO

Prova Se Liga 9º ANO

Assessment

Quiz

Mathematics

9th Grade

Hard

Used 1+ times

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25 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 4 pts

Media Image

Identifique a fórmula da equação de 2 grau!

A = π × r²

ax + b=0

ax2 + bx + c=0

Yv = – Δ/4.a

2.

MULTIPLE CHOICE QUESTION

45 sec • 4 pts

Media Image

Dentro desse tipo de equação o termo de maior grau deve ser elevado ao:

Cubo

A terceira potência

quadrado

Nenhuma das alternativas

3.

MULTIPLE CHOICE QUESTION

45 sec • 4 pts

Media Image

identifique quais são equações do segundo grau:

X2 - 6x + 7=0

X2 + 3x - 28=0

X2 - 5x=0

Todas as alternativas

4.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

Media Image

Qual o conjunto solução da equação: x² - 2x - 3=0?

-3 e 1

2 e 3

-1 e 3

1 e 3

5.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

Media Image

Quais os coeficientes?

a = 6

b = 2

c = 1

a=9

b= - 6

c = 1

a= 9

b= 6

c= 1

a= 2

b= 6

c= 1

6.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

A solução da equação x² = 100, é:

50 e - 50

0 e 10

Não tem raízes reais

0 e - 10

10 e - 10

7.

MULTIPLE CHOICE QUESTION

5 mins • 4 pts

A solução da equação x² + 4x = 0, é:

4 e - 4

0 e 4

0 e - 4

2 e - 2

0 e - 2

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