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IM2: Complex Numbers Operations N.CN 2024

Authored by Andy Zeihen

Mathematics

10th Grade

Used 11+ times

IM2: Complex Numbers Operations N.CN 2024
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26 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Write  9\sqrt{-9}  in the form  a+bia+bi  .


 3i3i  

 9i9i  

 33  

 99  

 3-3  

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Simplify. Write your answer in the form  a+bia+bi  .

 (2+4i)(12i)\left(2+4i\right)-\left(1-2i\right)  

 3+2i3+2i  

 12i1-2i  

 1+6i1+6i  

 1010  

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Simplify. Write your answer in the form a+bia+bi  .

 (5i)2\left(5i\right)^2  

 25i225i^2  

 25-25  

 5i25i^2  

 2525  

 25i25i  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify. Write your answer in the form a+bia+bi  .

 (53i)(2+4i)\left(5-3i\right)\left(-2+4i\right)  

 2+26i2+26i  

 3+i3+i  

 1012i2-10-12i^2  

 22+14i-22+14i  

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

1010

10-10

10i10i

10i-10i

100-100

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify:
 i7i^7  

 ii  

 i-i  

 11  

 1-1  

 77  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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