Complex Conjugates
10th Grade
•14 Qs
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Complex Conjugates
Quiz
•
Mathematics
•
10th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the conjugate of the complex number -3 + (4/5)i.
-3 - (4/5)i
3 - (4/5)i
3 + (4/5)i
-3 + (4/5)i
Tags
CCSS.HSN.CN.A.3
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the conjugate of the complex number 3 - (2/3)i.
3 + (2/3)i
-3 + (2/3)i
3 - (2/3)i
-3 - (2/3)i
Tags
CCSS.HSN.CN.A.3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the conjugate of the complex number 5 - (1/2)i.
5 + (1/2)i
-5 + (1/2)i
5 - (1/2)i
-5 - (1/2)i
Tags
CCSS.HSN.CN.A.3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the conjugate of the complex number 7 - 5i.
7 + 5i
-7 + 5i
-7 - 5i
5i - 7
Tags
CCSS.HSN.CN.A.3
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Rationalize the denominator by the conjugate and simplify the expression (3 + 2i) / (4 - i).
10/17 + 11i/17
10/17 - 11i/17
14/17 + 11i/17
14/17 - 11i/17
Tags
CCSS.HSN.CN.A.3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the conjugate of the complex number (1/2) - (3/4)i?
(1/2) + (3/4)i
-(1/2) + (3/4)i
(1/2) - (3/4)i
-(1/2) - (3/4)i
Tags
CCSS.HSN.CN.A.3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the conjugate of the complex number 2 - 3i.
2 + 3i
-2 + 3i
-2 - 3i
3i - 2
Tags
CCSS.HSN.CN.A.3
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