complex and imaginary numbers
Authored by Stephanie Hoffman
Mathematics
10th Grade
CCSS covered
Used 8+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Find the sum.
(5 - 2i) + (-7 + 8i)
-2 + 6i
12 + 6i
-35 - 16i2
-35 - 16i
Tags
CCSS.HSN.CN.A.2
CCSS.HSN.CN.A.1
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Simplify:
(10 + 15i) - (48 - 30i)
58 - 45i
58 - 15i
-38 - 15i
-38 + 45i
Tags
CCSS.HSA.APR.A.1
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Multiply:
(2 - 5i)(2 + 5i)
29
4 - 25i
25 - 10i
-21
Tags
CCSS.HSA.APR.A.1
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Multiply:
(4 – 3i)(-7 – 2i)
Tags
CCSS.HSA.APR.A.1
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
(2i)(3i)
Tags
CCSS.HSA.APR.A.1
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Simplify √-45
Tags
CCSS.HSN.CN.A.2
CCSS.HSN.CN.A.1
CCSS.HSN.RN.A.2
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
(-2 + 7i)(-2 + 2i)
Tags
CCSS.HSN.CN.A.2
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