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linear algebra

Authored by Мягмардорж Жанчив

Mathematics

11th Grade

Used 4+ times

linear algebra
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5 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 a(2;λ), b(4;1)\overrightarrow{a}\left(2;\lambda\right),\ \overrightarrow{b}\left(4;1\right)   бол  λ\lambda  -ийн ямар утганд векторууд перпендикуляр байх вэ?

1

4

8

-8

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 A(3;7), B(5;10)A\left(3;7\right),\ B\left(5;10\right)  цэгүүдийн хоорондох зайг ол.

 5\sqrt{5}  

 13\sqrt{13}  

12

5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 a(2;1;3), b(1;0;4)\overrightarrow{a}\left(2;1;3\right),\ \overrightarrow{b}\left(1;0;4\right)  векторуудын вектор үржвэрийг олно уу.

(-2;3;4)

(3;-3;-1)

(5;1;0)

(2;1;5)

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 A(1;1), B(2;4), C(0;10)A\left(1;1\right),\ B\left(2;4\right),\ C\left(0;10\right)  цэгүүдэд оройтой гурвалжны хүндийн төвийн координатыг ол.

(2;5)

(1;5)

(2;2)

(0;0)

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 A(2;4), B(5;2)A\left(2;4\right),\ B\left(5;2\right)  цэгүүдийг дайрсан шулууны өнцгийн коэффициентийг ол.

 kAB=23k_{AB}=-\frac{2}{3}  

 kAB=32k_{AB}=\frac{3}{2}  

 kAB=1k_{AB}=1  

 kAB=1.5k_{AB}=-1.5  

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