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Add & Subtract Complex Numbers

Authored by Julie Rogers

Mathematics

10th - 12th Grade

CCSS covered

Used 18+ times

Add & Subtract Complex Numbers
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15 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

10
-10
10i
-10i

Tags

CCSS.HSN.CN.A.2

CCSS.HSN.CN.A.1

CCSS.HSN.CN.B.4

CCSS.HSN.CN.C.7

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify:
i7

i
-i
1
-1

Tags

CCSS.HSN.CN.A.2

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Solve
3x2 - 5 = -446

±√-147
7i√3
±7i√3
-7√3

Tags

CCSS.8.EE.A.2

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify:
√-108

3i√6
3i√20
6i√3
20i√3

Tags

CCSS.HSN.CN.A.2

CCSS.HSN.CN.A.1

CCSS.HSN.RN.A.2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(5-2i) + (-7+8i)

-2+6i
12+6i
-35-16i2
-35 -16i

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

3+√-4

1

3-2i

5

3+2i

Tags

CCSS.HSN.CN.A.1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify: 
(10+ 15i) - (48 - 30i)

58 - 45i
58 - 15i
-38 - 15i
-38 + 45i

Tags

CCSS.HSN.CN.A.2

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