Simplifying Imaginary Numbers and Adding/Subtracting Complex Numbers

Quiz
•
Mathematics
•
11th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify √-4
2i
-2i
2
4i
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify √-28
-√28
-2i√7
2i√7
28i
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify √-23
-√23
23i
23
i√23
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify √-81
-√81
-9i
9i
81i
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calculate:
(4 − 7i) − (-3 + 6i)
7 − 13i
7 − i
1 − 13i
1 − i
Tags
CCSS.HSN.CN.A.2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calculate:
(1 − 2i) + (-4 + 2i)
-3
-3 − 4i
5 − 4i
5
Tags
CCSS.HSN.CN.A.2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the conjugate of the following...
7-2i
7 - 2i
-7 - 2i
-7 + 2i
7 + 2i
Tags
CCSS.HSN.CN.A.3
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