Operations with Imaginary Numbers
Quiz
•
Mathematics
•
11th Grade
•
Practice Problem
•
Medium
+3
Standards-aligned
Used 75+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What letter usually represent imaginary number?
Tags
CCSS.HSN.CN.A.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the "real part" of the complex number (-2+7i)?
2
-2
7i
-7i
Tags
CCSS.6.EE.A.2B
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the "imaginary part" of the complex number (-2+7i)?
2
-2
7i
-7i
Tags
CCSS.6.EE.A.2B
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Simplify
2i - 7i + 10
Tags
CCSS.7.EE.A.1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
i(2+5i)
Tags
CCSS.HSA.APR.A.1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(2+3i)(4-2i)
Tags
CCSS.HSA.APR.A.1
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following is equivalent to
(5-3i)+(-6+2i)?
-1-5i
-1-i
11-i
-30-6i
Tags
CCSS.HSN.CN.A.1
CCSS.HSN.CN.A.2
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