The upside-down or inverted question marks and exclamation points of Spanish are unique to thelanguages of Spain. But they make a lot of sense: When you're reading in Spanish, you can tell long before the end of a sentence whether you're dealing with a question, something that isn't al...
When you're writing about anything involving math using a word processing program, you need to get comfortable with using a wide range of symbols that don't come up in everyday writing. Along with the multiplication and division signs, the squared symbol (2) is one of the most common symb...