
Exploring Imaginary and Complex Numbers in Algebra 2
Interactive Video
•
Mathematics
•
8th - 12th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Jackson Turner
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the square root of -25?
-5i
5i
-5
5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is true about i^2?
i^2 = -i
i^2 = -1
i^2 = i
i^2 = 1
Tags
CCSS.HSN.CN.A.1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of i^4?
-1
i
-i
1
Tags
CCSS.HSN.CN.A.2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you simplify the square root of -50?
5√2
10
5i√2
10i
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of solving the equation n^2 = -9?
3i
-3
3
±3i
Tags
CCSS.HSA-REI.B.4B
CCSS.HSN.CN.C.7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When solving x^2 = -7, what is the correct form of the solution?
±√7
±i√7
±7i
±7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the general form of a complex number?
a + bi
a - bi
a / bi
a * bi
Tags
CCSS.HSN.CN.A.1
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