Quiz on Complex Numbers
Authored by Anthony Clark
Mathematics
11th Grade
CCSS covered
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the simplified form of (-3 + 2i)(1- 4i)
-2 - 2i
5 + 14i
-11 -10i
-3 -8i
Tags
CCSS.HSN.CN.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify:
(10+ 15i)-(48 - 30i)
58 - 45i
58 - 15i
-38 - 15i
-38 + 45i
Tags
CCSS.HSN.CN.A.2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Use the Complex Conjugate Root Theorem to state another complex solution. Given that 3+5i is a root.
-3+5i
-3-5i
-5i
3-5i
Tags
CCSS.HSN.CN.A.3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Use the Complex Conjugate Root Theorem to state another complex solution. Given that -7i is a root.
7i
-7i+1
1-7i
1+7i
Tags
CCSS.HSN.CN.A.3
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the sum.
(5-2i) + (-7+8i)
-2+6i
12+6i
-35-16i2
-35 -16i
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
Simplify
(-6 - 2i)2
32
36-4i
36+24i
32+24i
Tags
CCSS.HSN.CN.C.8
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