Math: complex numbers: -i^2 vs (-i)^2
Tutoring math, negative signs with or without brackets can require careful observation. The tutor mentions such …
Tag: brackets
Computer science: Bash scripting: a few points
Self-tutoring about Bash scripting: the tutor mentions a few hints. The following is according to my …
Math: Calculator usage: brackets on the Casio fx-260Solar
The tutor shares a discovery about the Casio fx-260Solar. The Casio fx-260Solar is a great calculator. …
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