To a nonmathematician, having the letter "i" represent a number that does not quite exist and is "imaginary" can be hard to ...
Panaji: The directorate of transport issued a public notice clarifying the procedure for re-registration of vintage motor ...
Remember, a square root of a number represents a number whose square is the original number. A positive number times itself is a positive number. A negative number times itself is a positive number.
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