Algebra 2 Quiz 2: Complex Numbers

Algebra 2 Quiz 2: Complex Numbers

9th - 12th Grade

12 Qs

quiz-placeholder

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Algebra 2 Quiz 2: Complex Numbers

Algebra 2 Quiz 2: Complex Numbers

Assessment

Quiz

Mathematics

9th - 12th Grade

Medium

CCSS
HSN.CN.A.2, HSA.APR.A.1, HSN.CN.A.3

+1

Standards-aligned

Created by

Derrius Dawson

Used 5+ times

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify: 
(10+ 15i) - (48 - 30i)

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

Tags

CCSS.HSN.CN.A.2

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

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

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

Tags

CCSS.HSA.APR.D.7

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify the expression:
 (1 + 5i) + (1  5i)\left(1\ +\ 5i\right)\ +\ \left(1\ -\ 5i\right)  

 2 + 10i2\ +\ 10i  

 2 + 10i22\ +\ 10i^2  

 22  

 8-8  

Tags

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify the expression:
 (8 + 9i) + (4  6i)\left(8\ +\ 9i\right)\ +\ \left(4\ -\ 6i\right)  

 17 + 3i17\ +\ 3i  

 12 + 3i212\ +\ 3i^2  

 17 2i17\ -2i  

 12 + 3i12\ +\ 3i  

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify the expression:
 (5 + 14i)  (10 + 2i)\left(5\ +\ 14i\right)\ -\ \left(10\ +\ 2i\right)  

 5 16i5\ -16i  

 5 + 16i-5\ +\ 16i  

 5  12i5\ -\ 12i  

 5 + 12i-5\ +\ 12i  

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify the expression:
 (5 + 4i)  (1  2i)\left(5\ +\ 4i\right)\ -\ \left(-1\ -\ 2i\right)  

 6 +6i6\ +6i  

 4 + 2i4\ +\ 2i  

 6  6i6\ -\ 6i  

 4  2i4\ -\ 2i  

Tags

CCSS.HSN.CN.A.2

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 Simplify:  (2 + 7i)(4  2i)Simplify:\ \ \left(-2\ +\ 7i\right)\left(4\ -\ 2i\right)  

 6+ 32i6+\ 32i  

 6 + 32i-6\ +\ 32i  

 22+32i22+32i  

 6 + 24i6\ +\ 24i  

Tags

CCSS.HSN.CN.A.2

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