Dividing and Rationalizing Complex Numbers
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
What is the conjugate you would multiply by?
-1-5i
1+5i
1-5i
-1+5i
Tags
CCSS.HSN.CN.A.3
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the denominator after multiplying and before simplifying?
17
13
5i
15i
Tags
CCSS.HSN.CN.A.3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the denominator after multiplying and before simplifying?
-3
29
21i
2+5i
Tags
CCSS.HSN.CN.A.3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the denominator after multiplying and before simplifying?
-10
-2i
2i
10
Tags
CCSS.HSN.CN.A.3
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the numerator after multiplying and before simplifying?
5-4i
4i+5
-5i
4-i
Tags
CCSS.HSN.CN.A.3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the numerator after multiplying and before simplifying?
2-6i
2+6i
-2+6i
-2-6i
Tags
CCSS.HSN.CN.A.3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(9+4i)/(-1-2i)
-16+12i/5
9i-4/2
-2+4i
-17+14i/5
Tags
CCSS.HSN.CN.A.3
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