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Matrizes

Authored by Anderson Aimi

Mathematics

11th Grade

CCSS covered

Used 11+ times

Matrizes
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual item a matriz A definida por A = (aij)3x3 onde aij = 1 para i = j e aij = 0, se i ≠ j está correta?

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2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Dada a matriz , o elemento que ocupa a terceira linha e segunda coluna é:

1

-4/5

-7

7

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Dada a matriz, o valor de,  a22 + 3 . a14a31\frac{a_{22\ }+\ 3\ .\ a_{14}}{a_{31}}   é:

-1/2

-2/3

-1

5/2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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A matriz A (aij)3x3\left(a_{ij}\right)_{3x3}   é definida de tal modo que
Então,A é igual a

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5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Dada a matriz, são elementos de sua diagonal principal:

15, 6, 0, 1

15, 10, 5, 30

15, 4, 0, 8

30, 2, 0, 1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

É uma matriz identidade:

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Tags

CCSS.HSN.VM.C.10

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Se A e B são matrizes 2 x 3, é verdade que a matriz A + B é:

não é possível fazer A + B

2 x 2

3 x 3

2 x 3

Tags

CCSS.HSN.VM.C.8

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