Squaring Imaginary Numbers
Quiz
•
Mathematics
•
11th Grade
•
Practice Problem
•
Hard
+1
Standards-aligned
Anthony Clark
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
i
-1
1
-i
Tags
CCSS.HSN.CN.A.1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
x2 + 36 = 0
x = ±6
x = 6i
x = -6
x = ±6i
Tags
CCSS.HSA-REI.B.4B
CCSS.HSN.CN.C.7
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2(x - 8)2 + 40 = 16
x = 8 ± 2i√3
x = 8 ± √-12
x = -8 ± 2i√3
x = 8 ± 3i√2
Tags
CCSS.HSA-REI.B.4B
CCSS.HSN.CN.C.7
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
6i√5
-8√5
8i√5
-8i√5
Tags
CCSS.HSN.CN.A.1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSN.CN.C.8
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
The expression (2 + 3i)2 is equal to
-5
-5 + 12i
13
13 + 12i
Tags
CCSS.HSN.CN.C.8
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-24i√7
24i√7
-24√7
24√7
Tags
CCSS.HSN.CN.A.1
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