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Let z and w be complex numbers where |z| = 4 and |w| = 2. How do I find the values of |z + w|, |zw|, |z - w|, and |z/w|?

 Feb 22, 2024
 #3
avatar+33615 
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"I wasn't really sure if you could separate the magnitude of z+w to the sum of two magnitudes."

 

You can't in general!

 

 Feb 22, 2024

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