Multiplying complex numbers

Multiplying complex numbers

9th - 12th Grade

20 Qs

quiz-placeholder

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Multiplying complex numbers

Multiplying complex numbers

Assessment

Quiz

Mathematics

9th - 12th Grade

Hard

CCSS
HSN.CN.A.2

Standards-aligned

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify: 
(7 + 2i)(9 - 6i)

75-24i
63 - 24i  - 12i2
51 - 24i
58 + 60i

Tags

CCSS.HSN.CN.A.2

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Express the product of the pair of complex numbers in  a+bi  form.
4 – 3i  and   -7 – 2i

A.  -23 + 13i
B.  -23 - 29i
C.  -34 + 13i
D.  -34 - 29i

Tags

CCSS.HSN.CN.A.2

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Tags

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5-8i

5+8i

13i

-5+13i

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

simplify.

Media Image
Media Image
Media Image
Media Image

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(1-3i)(2+5i)

22-i
16-i
17-i

Tags

CCSS.HSN.CN.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Tags

CCSS.HSN.CN.A.2

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