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Vektori

Authored by Jolanta Lapiņa

Mathematics

10th Grade

Used 24+ times

Vektori
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11 questions

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1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Media Image

Kurš ir pretējais vektors  BS\overrightarrow{BS}  

 BE\overrightarrow{BE}  

 AF\overrightarrow{AF}  

 DC\overrightarrow{DC}  

 SB\overrightarrow{SB}  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Kurš vektors ir vienāds ar  BS\overrightarrow{BS} ?

 BE\overrightarrow{BE}  

 AF\overrightarrow{AF}  

 CD\overrightarrow{CD}  

 AF\overrightarrow{AF}  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kura izteiksme nav patiesa?

 a+b=b+a\overrightarrow{a}+\overrightarrow{b}=\overrightarrow{b}+\overrightarrow{a}  

 a+0=0\overrightarrow{a}+\overrightarrow{0}=\overrightarrow{0}  

 a+(a)=0\overrightarrow{a}+\left(-\overrightarrow{a}\right)=\overrightarrow{0}  

 ab=a+(b)\overrightarrow{a}-\overrightarrow{b}=\overrightarrow{a}+\left(-\overrightarrow{b}\right)  

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Kura izteiksme ir patiesa?

1a=a1\cdot\overrightarrow{a}=\overrightarrow{a}

λ(μa)=(λμ)a\lambda\left(\mu\overrightarrow{a}\right)=\left(\lambda\mu\right)\overrightarrow{a}

λ(a+b)=λaλb\lambda\left(\overrightarrow{a}+\overrightarrow{b}\right)=\lambda\overrightarrow{a}-\lambda\overrightarrow{b}

λa=λa\left|\lambda\overrightarrow{a}\right|=\left|\lambda\right|\cdot\left|\overrightarrow{a}\right|

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Vektora  EF\overrightarrow{EF}  pretējais vektors ir

 FE\overrightarrow{FE}  

 0\overrightarrow{0}  

 EF\overrightarrow{EF}  

 AB\overrightarrow{AB}  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kas ir vektors?

Stars

Nogrieznis

Orientēts nogrieznis

Garums

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Kuri no minētājiem lielumiem nav skalārie?

Masa

Spēks

Enerģija

Svars

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