A few days ago
complex numbers?
can somebody plz explain why ( – sqr rt 3i)^2 is -3 while (sqr rt 5i)^2 is -5? i don’t understand why/ how this is.
thanks 🙂
Top 1 Answers
A few days ago
Favorite Answer
Just be real clear that i^2 = -1, and you’ll see it work out.
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