Algebra 2 - Multiplying two complex numbers (3-4i) (2+i)

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Mathematics, Science
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11th Grade - University
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the form of a complex number?
A + B
A + BI
A * B
A / B
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is suggested for organizing complex number multiplication?
Grid Method
Triangle Method
Box Method
Circle Method
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When multiplying complex numbers, how should you treat the imaginary unit 'i'?
As a coefficient
As a fraction
As a variable
As a constant
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of multiplying -4i by i?
4
-4i
-4
4i
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final simplified form of the expression 6 - 5i - 4i^2?
10 - 5i
6 - 5i
6 + 5i
10 + 5i
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