Complex Numbers Review
Authored by Benjamin Pitts
Mathematics
10th Grade
CCSS covered
Used 3+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is (3 + 2i) + (1 - 4i)?
4 + 2i
4 - 2i
5 - 6i
2 - 6i
Tags
CCSS.HSN.CN.A.2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the conjugate of the complex number 5 + 7i.
5 + 7i
5 + 7
5 - 7i
7 - 5i
Tags
CCSS.HSN.CN.A.3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is (-2 + 6i) + (4 - 3i)?
-6 + 9i
6 - 3i
-2 - 3i
2 + 3i
Tags
CCSS.HSN.CN.A.2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is (-3 + 2i)(1 + 5i)?
4 + 8i
10 - 3i
-13 - 13i
-8 + 7i
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the conjugate of the complex number -4 - 9i.
-4 - 9i
4 + 9i
-4 + 9
-4 + 9i
Tags
CCSS.HSN.CN.A.3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of (7 + 3i) and (-2 - 5i)?
5 - 2i
-5 + 8i
9 - 8i
3 - 2i
Tags
CCSS.HSN.CN.A.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the product of (6 - 2i)(-3 + 4i):
-10 + 30i
10 - 30i
-10 - 30i
-10 + 20i
Tags
CCSS.HSN.CN.C.8
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