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Complex Numbers

Authored by Monika Davis

Mathematics

9th - 12th Grade

CCSS covered

Used 44+ times

Complex Numbers
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

±10i\pm10i

10-10

1010

10i-10i

Tags

CCSS.HSN.CN.A.2

CCSS.HSN.CN.A.1

CCSS.HSN.CN.B.4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

5i5i

5i-5i

5+i5+i

5-5

Tags

CCSS.HSN.CN.A.1

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the complex conjugate of   43i4-3i  ?

  4i3-4i-3  

  43i-4-3i  

 4+3i-4+3i  

 4+3i4+3i  

Tags

CCSS.HSN.CN.A.3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify:   i73i^{73}  

 ii  

 1-1  

 i-i  

 11  

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify: 108\sqrt{-108}  

 3i63i\sqrt{6}  

  3i203i\sqrt{20}   

 6i36i\sqrt{3}  

 20i320i\sqrt{3}  

Tags

CCSS.HSN.CN.A.2

CCSS.HSN.CN.A.1

CCSS.HSN.RN.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (52i)+(7+8i)\left(5-2i\right)+\left(-7+8i\right)  

-2+6i

12+6i

-35-16i2

-35 -16i

Tags

CCSS.HSN.CN.A.2

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 3i(2+4i)3i\left(-2+4i\right)  

-6+12i

-12-6i

-2+7i

12+6i

Tags

CCSS.HSN.CN.A.2

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