экономмат

экономмат

University

50 Qs

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экономмат

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Assessment

Quiz

Mathematics

University

Practice Problem

Medium

Created by

Dana Tanirberdi

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50 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Берiлген вектор a̅(3,2,1) және b̅(2,1,-1) .c̅=a̅+b̅ векторының кординатасы неге тең

(5,3,0)

(1,1,2)

(0,3,4)

√34

34

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Берiлген вектор a̅(1,2,3) және b̅(0,-1,3). c̅=a̅-b̅векторының кординатасы неге тең

(1,3,0)

(1,1,6)

(1,-2,9)

(3,1,4)

(0,1,6)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Берiлген вектор a̅(0,-1,3) және b̅(4,8,-5) . c̅=a̅+b̅ векторының кординатасы неге тең

(4,7,-2)

(-4,-9,8)

(-4,7,-2)

(4,9,-8)

(4,7,8)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

А(8,–4,3) және В(4,4,4) нүктелерінің арақашықтығын табыңдар

9

11

13

8

12

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

a̅(0,3,4) және b̅(3,0,4) векторлары берілген.

Векторлардың арасындағы бұрыштың косинусын тап

16/25

1/25

4/25

8/25

16/5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

a̅(1,0,1) және b̅(0,2,1) векторлары берілген. c̅=a̅+b̅ векторының ұзындығы тең

3

√10

1

√2+√5

0

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

a̅(0,1,5) және b̅(0,-1,3) векторлары берілген. c̅=a̅+b̅ векторының координатасы

(0,0,8)

(1,1,6)

(3,1,4)

(1,3,0)

(0,1,6)

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