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العمليات على المتجهات

Authored by نسرين العمصي

Mathematics, Physics

11th Grade

Used 9+ times

العمليات على المتجهات
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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

a =(2, 5), b =(3, 2) , a +b =\overrightarrow{a\ }=\left(2,\ 5\right),\ \overrightarrow{b\ \ }=\left(-3,\ 2\right)\ ,\ \overrightarrow{a\ +b\ }=

(5,7)

(1,7)

(-1,7)

(-1, -7)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 a =(3,4) , b =(3,2) , ab=a\ =\left(3,4\right)\ ,\ b\ =\left(3,2\right)\ ,\ \left|\overrightarrow{ab}\right|=  

4

2

-2

-4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 x =(1،1)\overrightarrow{x}\ =\left(1،-1\right)   قياس الزاوية التي يصنعها المتجه مع محور السينات

135

45

135، 45

-45

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 x = (5،3)  ، y =(10، ل)\overrightarrow{x\ }=\ \left(5،3\right)\ \ ،\ \overrightarrow{y\ }=\left(10،\ ل\right)  

قيمة ل التي تجعل المتجهين التالين متوازيين

2

6

-6

-2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 k 3x= 6xk\ \left|-3\overrightarrow{x}\right|=\ 6\left|\overrightarrow{x}\right|  

k=

-6

6

2

-2

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