Arithmetic and Complex Numbers
Authored by Anthony Clark
Mathematics
10th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify:
(7 + 2i)(9 - 6i)
75-24i
63 - 24i - 12i2
51 - 24i
58 + 60i
Tags
CCSS.HSN.CN.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify
√-25
-5i
5
5i
-5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
√-108
3i√6
3i√20
6i√3
20i√3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify
2i - 7i + 10
-5i+10
5i
9i+10
5i+10
Tags
CCSS.HSN.CN.A.2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify
3i - (4 + 7i)
-4 + 10i
21 - 12i
4 - 10i
-4 - 4i
Tags
CCSS.HSN.CN.A.2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Multiply
(3i)(-2+4i)
-6+12i
-12-6i
-2+7i
12+6i
Tags
CCSS.HSN.CN.A.2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Multiply:
(4 – 3i)(7 + 2i)
22 - 13i
28 - 19i
34 - 13i
-34 - 29i
Tags
CCSS.HSN.CN.A.2
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