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Divide complex numbers

Authored by CHRISTOPHER CAVIN

Mathematics

12th Grade

CCSS covered

Used 29+ times

Divide complex numbers
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10 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

Refer to the above image, what is the conjugate of the denominator?

-1 + 5i

1 - 5i

1 + 5i

-1 - 5i

Tags

CCSS.HSN.CN.A.3

2.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

What is the conjugate of 2 - 7i ?

7 + 2i

2 + 7i

-2 - 7i

-2 + 7i

Tags

CCSS.HSN.CN.A.3

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Solve the above complex number in the form of a+bi

45+75i\frac{4}{5}+\frac{7}{5}i

4575i-\frac{4}{5}-\frac{7}{5}i

4575i\frac{4}{5}-\frac{7}{5}i

7545i-\frac{7}{5}-\frac{4}{5}i

Tags

CCSS.HSN.CN.A.3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 i6i^6  

1

-1

i

-i

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 i3i^3 

1

-1

 ii  

 i-i  

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 i5i^5 

1

-1

 ii  

 i-i  

Tags

CCSS.HSN.CN.A.2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 i7i^7 

1

-1

 ii  

 i-i  

Tags

CCSS.HSN.CN.A.2

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