Solving Complex Numbers

Quiz
•
Mathematics
•
12th Grade
•
Hard
+1
Standards-aligned
Anthony Clark
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Subtract: (2 + 3i) - (2 - 3i)
4 + 6i
6
13
6i
Tags
CCSS.HSN.CN.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Multiply: (2 + 3i)(2 - 3i)
4 - 9i
13
4 + 6i + 9i2
13 + 6i
Tags
CCSS.HSN.CN.C.8
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Add: (13 + 2i) + (-13 + 9i)
11i
26 - 7i
169 + 14i
Cannot be determined
Tags
CCSS.HSN.CN.A.2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Divide: (28+3i)÷(2+3i)
2+5i
1-3i
5+6i
5-8i
Tags
CCSS.HSN.CN.A.3
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Divide: (12 + 18i) / (2 + 3i)
- i
+ 5i
6
- i
Tags
CCSS.HSN.CN.A.3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Q1. What is the value of x?
A) 10
B) -10
C) 10i
D) -10i
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify:
3√-81
-27
3i√3
27i
9i
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