Descobrindo Matrizes Divertidas

Descobrindo Matrizes Divertidas

2nd Grade

10 Qs

quiz-placeholder

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Descobrindo Matrizes Divertidas

Descobrindo Matrizes Divertidas

Assessment

Quiz

Mathematics

2nd Grade

Hard

Created by

ALINE SANTANA DE OLIVEIRA

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O que é uma matriz?

Um tipo de fruta

Uma tabela de números organizada em linhas e colunas

Um animal

Um brinquedo

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quantas linhas tem a matriz abaixo? \[ \begin{bmatrix} 1 & 2 \\ 3 & 4 \\ \end{bmatrix} \]

1

2

3

4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quantas colunas tem a matriz abaixo? \[ \begin{bmatrix} 5 & 6 & 7 \\ 8 & 9 & 10 \\ \end{bmatrix} \]

1

2

3

4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é o elemento na segunda linha e primeira coluna da matriz abaixo? \[ \begin{bmatrix} 2 & 4 \\ 5 & 7 \\ \end{bmatrix} \]

2

4

5

7

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é a soma dos elementos da matriz abaixo? \[ \begin{bmatrix} 1 & 2 \\ 3 & 4 \\ \end{bmatrix} \]

6

7

8

10

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

\[ \begin{bmatrix} 1 & 0 \\ 0 & 1 \\ \end{bmatrix} \]

\[ \begin{bmatrix} 0 & 1 \\ 1 & 0 \\ \end{bmatrix} \]

\[ \begin{bmatrix} 2 & 2 \\ 2 & 2 \\ \end{bmatrix} \]

\[ \begin{bmatrix} 1 & 1 \\ 1 & 1 \\ \end{bmatrix} \]

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é o resultado da soma das matrizes abaixo? \[ \begin{bmatrix} 1 & 2 \\ 3 & 4 \\ \end{bmatrix} + \begin{bmatrix} 5 & 6 \\ 7 & 8 \\ \end{bmatrix} \]

\[ \begin{bmatrix} 6 & 8 \\ 10 & 12 \\ \end{bmatrix} \]

\[ \begin{bmatrix} 5 & 8 \\ 10 & 12 \\ \end{bmatrix} \]

\[ \begin{bmatrix} 1 & 2 \\ 3 & 4 \\ \end{bmatrix} \]

\[ \begin{bmatrix} 4 & 4 \\ 4 & 4 \\ \end{bmatrix} \]

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