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Mathematics 14 Online
OpenStudy (anonymous):

What is the absolute value of 5-2i?

OpenStudy (anonymous):

of 5-2i

OpenStudy (amistre64):

sqrt(25+4) = sqrt(29) ?

OpenStudy (anonymous):

can you explain that amistre? I dont even know who is absolute value defined for complex numbers.

OpenStudy (amistre64):

i cant explain it casue I dont know if its right :) I was just wondering if the length of it radial unit was the absolute value :)

OpenStudy (amistre64):

5 over and 2 down give a length from the origin of sqrt(29)

OpenStudy (amistre64):

and my notion was correct lol

OpenStudy (anonymous):

does that mean that the absolute value of a complex number is always a real number? Sounds strange

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