
Complex Numbers and Their Operations

Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Hard
Standards-aligned

Mia Campbell
FREE Resource
Standards-aligned
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of the imaginary unit 'i'?
i equals 1
i equals the square root of negative one
i equals negative one
i equals 0
Tags
CCSS.HSN.CN.A.2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of substituting 'i' squared with negative one in the expression 8i - 3(-1)?
8i - 3
8i + 3
8i - 3i
8i + 3i
Tags
CCSS.HSN.CN.A.1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
After removing parentheses and combining like terms, what is the real part of the expression?
7
4
8
3
Tags
CCSS.HSN.CN.C.8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the imaginary part of the expression after simplification?
2i
6i
8i
4i
Tags
CCSS.HSN.CN.A.1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final simplified form of the complex number?
7 + 6i
7 + 2i
3 + 2i
3 + 8i
Tags
CCSS.HSN.CN.A.1
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