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Опрос по МАТ АН

Authored by Марина Коротина

Mathematics

University

Used 4+ times

Опрос по МАТ АН
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A(2,2,0)

A(2,-2,0)

A(0,1,2)

A(-2,0,2)

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

d=31/7a+13/7b

d=34/7a+11/7b

d=15/7a-4/7b

d=11/7a-5/7b

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

12.7

8.3

11.5

10.82

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Найти определитель матрицы

7

-10

10

-6

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

C=[ 4 -1;

-1 -7;

3 0 ]

C = [ 2 1;

-1 4;

0 3 ]

C = [ 4 1;

7 1;

1 0 ]

C = [ 2 -1;

0 3;

-1 -1]

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Найти произведение матрицы и столбца

[5;

-3;

2]

[10;

3;

1]

[5;

-2;

-3]

[10;

-3;

-2]

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Выберете алгебраическую форму записи этого комплексного числа

z = 4 - i(pi/4)

z = 4 + i(pi/4)

z = 2 + i(pi/2)

z = 2 + i(pi/4)

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