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Origin of take it with a grain of salt?
It's originally a Latin expression, cum grano salis.
What is the origin of the expression 'Miss Nosy Parker' when referring to someone as a busybody?
The origin of the expression Nosey Parker isn't known for certain but it appeared in England in the 1800's. It possibly was used to describe the park-keepers employed to control the crowds at the Great Exhibition of 1851.
Which expression gives the distance from the origin to a point with coordinate x y?
Distance = sqrt(x2 + y2)
What is the origin of the expression jibberish?
Gibberish is a generic term in English for talking that sounds like speech but carries no real meaning. The expression 'gibberish' comes from the name of a famous 8th-century Islamic alchemist, Jabir ibn Hayyan.
Which operation should be performed first when simplifying the expression?
We'll answer this generally, since you haven't provided an expression. A common technique for remembering the order of operations is the abbreviation "PEMDAS", which is turned into the phrase "Please Excuse My Dear Aunt Sally". It stands for "Parentheses, Exponents, Multiplication and Division, and Addition and Subtraction".
