Adding, Subtracting, Multiplying Complex Numbers
Authored by Anthony Clark
Mathematics
12th Grade
CCSS covered
Used 1+ times
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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(4 - 2i) - (3 + 6i)
7 - 4i
1 + 4i
1 - 8i
7 - 8i
Tags
CCSS.HSN.CN.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
(3 + 2i) + (4 - 5i)
7 + 7i
1 - 3i
1 - 7i
7 - 3i
Tags
CCSS.HSN.CN.A.2
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Simplify:
(7 + 2i)(9 - 6i)
75-24i
63 - 24i - 12i2
51 - 24i
58 + 60i
Tags
CCSS.HSN.CN.A.2
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
(3i)(-2+4i)
-6+12i
-12-6i
-2+7i
12+6i
Tags
CCSS.HSN.CN.A.2
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
The expression (2 + 3i)2 is equal to
-5
-5 + 12i
13
13 + 12i
Tags
CCSS.HSN.CN.C.8
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
(3 + 8i)(-2 - i)
2-19i
23-i
34+5i
23-i
Tags
CCSS.HSN.CN.A.2
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
(-5 + 10i)(-5 - 10i) = 125
True
False
Tags
CCSS.HSN.CN.C.8
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