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Komplexní čísla - algebraický tvar

Authored by Jiří Jahoda

Mathematics

12th Grade - University

Used 9+ times

Komplexní čísla - algebraický tvar
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11 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Čemu se rovná i6i^6  

0

1

-1

i

-i

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Čemu se rovná 1+2i3+3i41+2i^3+3i^4  

0

1 - i

-2i

4 + 2i

1 + 5i

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Čemu se rovná
 (1+2i)2\left(1+2i\right)^2   


1 + 4i

5

-3

-3 + 4i

1 - 4i

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Čemu se rovná
 i(2i)+2i\cdot\left(2-i\right)+2   


2 + 2i

3 + 2i

-1 - 2i

1 - 2i

2i

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Čemu se rovná
 i2+i\frac{i}{2+i}   


 15+25i\frac{1}{5}+\frac{2}{5}i  

 1+15i1+\frac{1}{5}i  

 2i2-i  

 31025i\frac{3}{10}-\frac{2}{5}i  

 3515i\frac{3}{5}-\frac{1}{5}i  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Čemu se rovná
 1i\frac{1}{i}   


-1

i

-i

-2i

1 - i

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Čemu se rovná
 45i\left|4-5i\right|   


 33  

 19\sqrt{19}  

 66  

 41\sqrt{41}  

 99  

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