
Imaginary Numbers Equations
Authored by Anthony Clark
Mathematics
11th Grade
CCSS covered

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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(i)(5i)
15i
-15i
-15i3
15i3
Tags
CCSS.HSN.CN.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify √-81
-√81
-9i
9i
81i
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Multiply:
(1 − 2i)(6 + 5i)
16 − 7i
-16 + 7i
-16 − 7i
16 + 7i
Tags
CCSS.HSN.CN.A.2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the conjugate of the following... 4+i
4 + i
-4 + i
-4 - i
4 - i
Tags
CCSS.HSN.CN.A.3
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Rationalize the denominator and simplify completely.
Tags
CCSS.HSN.CN.A.3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify √-4
2i
-2i
2
4i
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify -√-8
i√8
2i√2
-2i√2
-8i
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