please explain this step, triangle inequality
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Hi friend ❤️.
In this step the the complex number is multiplied by their conjugate. So, as we know
(a+b).(a+b) = a²+ab+ab+b²,
So the same has been done when multiple with it❤️.
Hope this helps you ❤️✌️✨✨..
Please mark as brainliest ❤️✨✨..
roopesh21:
explain me the bars
The bars are the conjugate here brother like if you have
a+ib
Then conjugate will be a-ib ✌️
Now please mark as brainliest ❤️✨
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