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Revisão de conteúdos

Authored by Meropy Vital Vieira

Mathematics

1st Grade

Used 2+ times

Revisão de conteúdos
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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Determine o produto notável a seguir (x+2)²

x² + 4x + 4

x² - 4 x + 4

x² + 4x - 4

x² +4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual a lei de formação da função polinomial do 1º grau?

f(x) = a + bx

y = ax + b

f(x) = a + b

y = ax - b

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual o coeficiente angular da função: f(x) = 3x - 1?

-1

-3

3x

3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual o coeficiente linear da reta y = -2x - 3

-2

-2x

-3

3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O esboço do gráfico da função afim é uma reta, se o coeficiente a for positivo, a reta será:

crescente

decrescente

constante

afim

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