|z₁ z₂| equals
A|z₁||z₂|
B|z₁|/|z₂|
C|z₁|−|z₂|
D|z₁|+|z₂|
Answer & Solution
Correct answer: A. |z₁||z₂|
The modulus is multiplicative: |z₁z₂| = |z₁||z₂|.
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