Why is (n-1)(n+1)=n^2-1?
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The basic answer is that you cross-multiply the values in each factor: (n - 1)(n + 1) n^2 - n + n -...
Which screenshot of Hollywood can get 1002 upvotes?
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What is the reason for writing X^2 as XX instead of X*X?
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you could write it as XxX, (avoid XXX), X(X), (X)(X), (X)X X^2, X*X or some put a dot waist high bet...
How likely is it to make a living out of being a window cleaner in a Nordic country?
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Thanks for the A2A. Well, provided you are actually a window cleaner, the low end of the salary is S...
Colonoscopy screening at age 45 yields neoplasia rates close to older adults: Study supports guideline change - Medical Xpress
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Researchers from Kaiser Permanente Northern California reveal that adults aged 45 to 49 undergoing t...
Scientists Spot Mysterious Object in Our Galaxy Pulsing Every 44 Minutes - futurism.com
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Astronomers have spotted something strange: a mysterious object that keeps emitting dual X-ray and r...
Two former Polygon writers are starting a new site - The Verge
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Former Polygon guides writers Ryan Gilliam and Jeffrey Parkin have launched Big Friendly Guide, a ne...
Israel says it struck Tehran's Evin prison and Fordo access routes - BBC
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Iran's judiciary says the attack damaged parts of Evin, a notorious facility which holds many politi...
Midea Recalls About 1.7 Million U and U+ Window Air Conditioners Due to Risk of Mold Exposure | CPSC.gov - U.S. Consumer Product Safety Commission (.gov)
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Consumers with the recalled air conditioners should immediately contact Midea for a free repair or a...
What a list actors/ actresses are notorious for being jerks in real life?
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Kiefer Sutherland - a good number of fellow actors have come out berating his behaviour on-set. Alco...
What do porn stars do when they get old?
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Prostitution. This crap about them getting real jobs is ridiculous. In this day and age of backgroun...
Forget Ray-Bans: The $399 Meta Oakley smart glasses are better in almost every way - ZDNET
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Meta's latest smart glasses are designed for athletes and anyone looking for enhanced video recordin...