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23.11.2019 •
Mathematics
Absolute value of a complex number
which of the following is
|5 – 6i|?
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Ответ:
Step-by-step explanation:
Given a complex number z = a + bi then the absolute value is
| z | =
Given
| 5 - 6i | =
= 
= 
Ответ:
x=0.6072
Step-by-step explanation:
open bracket
20x-7.5x-4x+12=4x-2
20x-7.5x-4x=-12-2
8.5x=-14
x=0.6072