Calculate A-B+C*D
[6520] Calculate A-B+C*D - Look at the series (1, 5, A, 58, 179, 543, 1636, 4916, 14757, C, B, D, ...), determine the pattern, and find the unknown values (A, B, C and D) and calculate A-B+C*D! - #brainteasers #math - Correct Answers: 31 - The first user who solved this task is Nasrin 24 T
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Calculate A-B+C*D

Look at the series (1, 5, A, 58, 179, 543, 1636, 4916, 14757, C, B, D, ...), determine the pattern, and find the unknown values (A, B, C and D) and calculate A-B+C*D!
Correct answers: 31
The first user who solved this task is Nasrin 24 T.
#brainteasers #math
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A man asked his doctor if he t...

A man asked his doctor if he thought he'd live to be 100.
The doctor asked the man, "Do you smoke or drink?"
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Theodor Billroth

Died 6 Feb 1894 at age 64 (born 26 Apr 1829). Christian Albert Theodor Billroth was a German surgeon, generally considered to be the founder of modern abdominal surgery. He was a friend and colleague of Halsted. Billroth was a pioneer abdominal surgeon, and perfected many procedures, including gastric resections still used daily in general surgery. He helped establish the foundations of academic training and university direction of surgical sciences.
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