
Mastering Complex Number Operations

Interactive Video
•
Mathematics
•
8th - 12th Grade
•
Hard
Standards-aligned

Emma Peterson
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of 5 + 4i and 7 + 2i?
10 + 6i
12 + 6i
10 + 8i
12 + 8i
Tags
CCSS.HSN.CN.A.2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the standard form of a complex number?
a + b
a - bi
a + bi
a - b
Tags
CCSS.HSN.CN.A.1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of 3 - 4i + 5 + 6i?
8 + 2i
2 + 10i
2 + 2i
8 + 10i
Tags
CCSS.HSN.CN.A.2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of 3 - 8i minus 4 - 2i?
1 + 6i
1 - 6i
-1 + 6i
-1 - 6i
Tags
CCSS.HSN.CN.A.2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you do first when subtracting complex numbers?
Combine like terms
Distribute the negative sign
Add the imaginary parts
Add the real parts
Tags
CCSS.HSN.CN.A.1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the product of 4 and 2 + 3i?
8 + 3i
8 + 9i
8 + 6i
8 + 12i
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the product of -5 and 6 - 3i?
-30 + 15i
30 - 15i
30 + 15i
-30 - 15i
Tags
CCSS.HSN.CN.A.2
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