A2_3.2.1_Complex Numbers

A2_3.2.1_Complex Numbers

9th - 12th Grade

15 Qs

quiz-placeholder

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A2_3.2.1_Complex Numbers

A2_3.2.1_Complex Numbers

Assessment

Interactive Video

Mathematics

9th - 12th Grade

Hard

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

Standards-aligned

Created by

Daphne Long

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the format used to write complex numbers?

Tags

CCSS.HSN.CN.A.1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1

-1

Tags

CCSS.HSN.CN.A.2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the imaginary part when multiplying complex conjugates?

It remains the same

It becomes negative

It becomes zero

(cancels out)

It doubles

Tags

CCSS.HSN.CN.C.8

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify. (7 - 11i) + (5 - 2i) = _______

12 - 13i

2 - 9i

-12 + 13i

12 + 13i

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify. (-3 + 9i) - (2 - i) = _______

-5 + 10i

-1 + 8i

-5 + 8i

-1 + 10i

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify. (-3 + 8i) - (1 + 9i) = _______

-4 - i

-2 + 17i

-2 - 17i

4 + i

Tags

CCSS.HSN.CN.A.2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify. (-2 - i) + (3 + 4i) = _______

1 + 3i

-5 + 5i

-1 - 3i

5 + i

Tags

CCSS.HSN.CN.A.2

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