What is the first step in adding two complex numbers?

Adding and Understanding Complex Numbers

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Amelia Wright
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Multiply the real parts
Subtract the imaginary parts
Rewrite without parentheses
Divide the real parts
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which property allows us to rearrange terms when adding complex numbers?
Associative Property
Identity Property
Distributive Property
Commutative Property
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a common mistake when combining like terms?
Adding imaginary parts first
Multiplying terms instead of adding
Not keeping signs with terms
Ignoring the coefficients
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you combine the real parts of complex numbers 2 + 3i and -6 - i?
Add 2 and -6
Subtract 2 from -6
Multiply 2 and -6
Divide 2 by -6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of adding 2 + 3i and -6 - i?
4 + 2i
-4 + 2i
-4 - 2i
4 - 2i
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Can the sum of two complex numbers be a real number?
Yes, if the imaginary parts cancel out
Yes, if the real parts are zero
No, it always has a real part
No, it always has an imaginary part
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when you add 9 + 5i and -4 - 5i?
The result is a real number
The result is zero
The result is a complex number
The result is purely imaginary
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