complex numbers

complex numbers

10th - 11th Grade

14 Qs

quiz-placeholder

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Assessment

Quiz

Mathematics

10th - 11th Grade

Hard

CCSS
HSN.CN.A.2, HSA.APR.A.1, HSN.CN.C.8

+2

Standards-aligned

Used 5+ times

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the sum.
(5-2i) + (-7+8i)

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

Tags

CCSS.HSN.CN.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify: 
(10+ 15i) - (48 - 30i)

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

Tags

CCSS.HSA.APR.A.1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does i2 = ?

-1
√-1
1
-√1

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(10+3i) - (2-9i)

20-27i
12-7i
8+12i
20-27i2

Tags

CCSS.HSA.APR.A.1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

3i + 2i

5i
5i2
6i
-5

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(2i)(3i)

5i
-5
6i
-6

Tags

CCSS.HSN.CN.C.8

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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