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RETOMADA DE CONTEÚDOS_ 9ºano_EQUAÇÕES DO 2ºGRAU

Authored by HELEN BARCELOS

Mathematics

9th Grade

Used 50+ times

RETOMADA DE CONTEÚDOS_ 9ºano_EQUAÇÕES DO 2ºGRAU
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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Analise as equações do segundo grau a seguir:

I. 2 x2 - 8 = 0

II. 3 x2 + 2x -3 = 0

III. 5 x2 - 2x = 0

Podemos classificar a equação como uma equação completa:

somente na afirmativa I.

somente na afirmativa II.

somente na afirmativa III.

somente nas afirmativas I e III.

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

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S = { -2, 2}

S = { -1, 1}

S = {0, 4}

S = { 4, 4}

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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S ={0 ; 5 }

S ={-5 ; 0 }

S ={5 ; 5 }

S ={0 ; 0 }

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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o coeficiente a = 8

o coeficiente b = 8

o coeficiente c = 8

o coeficiente c = 24

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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Verdadeiro

Falso

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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