Casos Notáveis da Multiplicação

Casos Notáveis da Multiplicação

9th Grade

10 Qs

quiz-placeholder

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Casos Notáveis da Multiplicação

Casos Notáveis da Multiplicação

Assessment

Quiz

Mathematics

9th Grade

Medium

Created by

Eunice Paulo

Used 1+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual é o resultado de (a + b)²?

(a - b)²

a² + 2ab + b²

2a + 2b

a² + b²

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Como se calcula (a - b)²?

a² - 2ab + b²

a² - b²

(a + b)²

a² + 2ab + b²

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual é a fórmula para (a + b)(a - b)?

a² - 2b

a² - b²

ab

a² + b²

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O que representa o produto (x + 2y)(x + 2y)?

x² + 2y

x² + 4xy + 4y²

x² + y²

2xy + y²

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual é o resultado de (2x + 3)(2x - 3)?

2x² - 6

4x² - 9

8x² - 9

4x² + 9

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Como se expande (x + 5)²?

x² + 5x + 5

x² + 10x + 25

x² + 10x + 20

x² + 15x + 25

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é o resultado de (3a + 4)(3a - 4)?

9a² - 8

9a² + 16

6a² - 12

9a² - 16

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