Operations on complex numbers

Quiz

•

Mathematics

•

9th - 12th Grade

•

Hard

•

CCSS

HSN.CN.A.2

Standards-aligned

Wayground Content

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Multiply:
(2i)(3i)

5i

-5

6i

-6

Tags

CCSS.HSN.CN.A.2

2.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Simplify
$i^2\cdot-i\left(11-3i\right)$

Tags

CCSS.HSN.CN.A.2

3.

MULTIPLE CHOICE QUESTION

30 sec • 3 pts

Tags

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Multiply 2i(3-8i)

16-6i

16+6i

6i-16

-16+5i

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

i(2+5i)

-5+2i

5-2i

7i

2i+5i

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

i²⁴

a.) i

b.) -i

c.) -1

d.) 1

Tags

CCSS.HSN.CN.A.2

7.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Tags

CCSS.HSN.CN.A.2

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Operations on complex numbers

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Multiply:(2i)(3i)

Simplify i2⋅−i(11−3i)i^2\cdot-i\left(11-3i\right)i2⋅−i(11−3i)

Multiply 2i(3-8i)

i(2+5i)

i24

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Multiply:
(2i)(3i)

Simplify
$i^2\cdot-i\left(11-3i\right)$

i²⁴