FATORAÇÃO 8ºANO

FATORAÇÃO 8ºANO

8th Grade

8 Qs

quiz-placeholder

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FATORAÇÃO 8ºANO

FATORAÇÃO 8ºANO

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Hard

Created by

Miriam Carias

Used 28+ times

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fatorando x4 + 22x2 + 121, obtemos:

( x + 11)2

( x + 12)2

( x2 + 11)2

( x2 + 12)2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fatorando o polinômio: 25 + 10f + f². Temos:

(5 + f) . (5 + f²)

(25 + f) . (25 - f)

(5 + f)²

25 - 10f + f

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fatore: b² - 36

(b² + 36) . (b² - 6)

(b + 6) . (b + 6)

(b - 6) . (b - 6)

(b + 6) . (b - 6)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fatore : xb + ab + bd.

x . (b + a + d)

2b . (x + a + d)

x + a + d + 2b

b . (x + a + d)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1. (SARESP) A expressão 9x² - 25 é equivalente a:

(3x + 5) . (3x - 5)

(3x + 5) . (3x + 5)

(3x - 5) . (3x - 5)

3x . (3x - 25)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual a forma fatorada do polinômio abaixo?

x³ + 2x² - 4x - 8

(x² + 4)(x + 2)

(x - 2)(x + 2)²

(x² - 4)(x + 2)

(x - 2)(x + 2)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual a forma fatorada do polinômio abaixo?

x² + 14x + 49

(x-7)²

(x+10)(x+4)

(x+7)²

(x+14)²

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Utilizando a fatoração por agrupamento no polinômio acima, encontramos qual resultado?

(5y - 4) . (y² + 2)

5y . (y² + 2)

(5y + 4) . (y² + 2)

4 . (y² + 5y - 2)