Complex Numbers
11th Grade
•14 Qs
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Complex Numbers
Quiz
•
Mathematics
•
11th Grade
•
Hard
+1
Standards-aligned
Anthony Clark
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify
3i - (4 + 7i)
-4 + 10i
21 - 12i
4 - 10i
-4 - 4i
Tags
CCSS.HSN.CN.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Multiply:
(4 – 3i)(7 + 2i)
22 - 13i
28 - 19i
34 - 13i
-34 - 29i
Tags
CCSS.HSN.CN.A.2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify:
(7 + 2i)(9 - 6i)
75-24i
63 - 24i - 12i2
51 - 24i
58 + 60i
Tags
CCSS.HSN.CN.A.2
4.
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
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify
√-25
-5i
5
5i
-5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
√-108
3i√6
3i√20
6i√3
20i√3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify
2i - 7i + 10
-5i+10
5i
9i+10
5i+10
Tags
CCSS.HSN.CN.A.2
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