Complex Number Conjugates Application

Quiz
•
Mathematics
•
11th Grade
•
Hard
+1
Standards-aligned
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
5 + sqrt(-25)
-5 - 5i
5 + 5i
-5 + 5i
5 - 5i
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the conjugate of -2i + 7
-2i - 7
2i - 7
-7 + 2i
7 + 2i
Tags
CCSS.HSN.CN.A.3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the conjugate of i + 4?
i + 4
i - 4
-i-4
-i+4
Tags
CCSS.HSN.CN.A.3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify
(-7-3i)/10
(-4-3i)/7
6i/7
(4i-3)/7
Tags
CCSS.HSN.CN.A.3
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Refer to the above image, what is the conjugate of the denominator?
8 + 6i
6 + 8i
6 - 8i
-6 +8i
Tags
CCSS.HSN.CN.A.3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify
17i
15i
4i-10
2i-10
Tags
CCSS.HSN.CN.A.3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the complex conjugate of 4 - 3i?
1/(4-3i)
1/(4+3i)
-4 + 3i
4 + 3i
Tags
CCSS.HSN.CN.A.3
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