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An imaginary number is the product of a real number and the imaginary unit i, [note 1] which is defined by its property i2 = −1. [1] [2] The square of an imaginary number bi is −b2. For example, 5i is an imaginary number, and its square is −25. The number zero is considered to be both real and imaginary. [3]
Since there is no limit to a scam artist’s potential, recognizing signs of common scams will serve you well. Here are examples of three of the most common scams out there today and how to block ...
In Chinese numerology, 888 usually means triple fortune, due to 8 (pinyin: bā) sounds like 發 (pinyin: fā) of 發達 (prosperity), and triplet of it is a form of strengthening of the digit 8. On its own, the number 8 is often associated with great fortune, wealth and spiritual enlightenment. Hence, 888 is considered triple. [26]
Fibonacci sequence. In mathematics, the Fibonacci sequence is a sequence in which each number is the sum of the two preceding ones. Numbers that are part of the Fibonacci sequence are known as Fibonacci numbers, commonly denoted Fn . The sequence commonly starts from 0 and 1, although some authors start the sequence from 1 and 1 or sometimes ...
The use of # as an abbreviation for "number" is common in informal writing, but use in print is rare. [44] Where Americans might write "Symphony #5", British and Irish people usually write "Symphony No. 5". [citation needed] When # is after a number, it is read as "pound" or "pounds", meaning the unit of weight.
Contact is a 1997 American science fiction drama film directed by Robert Zemeckis, based on the 1985 novel of the same name by Carl Sagan. Sagan and his wife Ann Druyan wrote the story outline for the film. It stars Jodie Foster as Dr. Eleanor "Ellie" Arroway, a SETI scientist who finds evidence of extraterrestrial life and is chosen to make ...
Billboard. Hot 100 number ones of 2017. Ed Sheeran ( pictured) scored two number-one singles with "Shape of You" and "Perfect". The former became the number-one song on the Billboard Year-End Hot 100 of 2017. The Billboard Hot 100 is a chart that ranks the best-performing songs in the United States. Its data, published by Billboard magazine and ...
These are the Billboard Hot 100 number one hits of 1962. That year, 14 acts achieved their first number one songs, namely Joey Dee and the Starliters, Gene Chandler, Bruce Channel, Shelley Fabares, Mr. Acker Bilk, David Rose, Bobby Vinton, Neil Sedaka, Little Eva, Tommy Roe, The Four Seasons, Bobby "Boris" Pickett, The Crystals, and The Tornados.