Complex Numbers
9th - 12th Grade
•20 Qs
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Complex Numbers
Quiz
•
Mathematics
•
9th - 12th Grade
•
Medium
+3
Standards-aligned
CAITLIN HAIG
Used 10+ times
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Simplify
10
-10
10i
-10i
Tags
CCSS.HSN.CN.A.1
CCSS.HSN.CN.A.2
CCSS.HSN.RN.A.2
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the conjugate of 4-3i?
A. 1/(4-3i)
B. 1/(4+3i)
C. -4 + 3i
D. 4 + 3i
Tags
CCSS.HSA.APR.A.1
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Simplify:
i7
Tags
CCSS.HSN.CN.A.2
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve:
3x2 - 5 = -446
(Simplify your answer)
±√-147
7i√3
±7i√3
-7√3
Tags
CCSS.HSA-REI.B.4B
CCSS.HSN.CN.C.7
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Simplify:
√-108
Tags
CCSS.HSN.CN.A.1
CCSS.HSN.CN.A.2
CCSS.HSN.RN.A.2
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Add:
(5-2i) + (-7+8i)
-2+6i
12+6i
-35-16i2
-35 -16i
Tags
CCSS.HSN.CN.A.2
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Multiply:
3i(-2+4i)
-6+12i
-12-6i
-2+7i
12+6i
Tags
CCSS.HSA.APR.A.1
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