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Mathematical fallacy

en.wikipedia.org/wiki/Mathematical_fallacy

In mathematics, certain kinds of mistaken proof are often exhibited, and sometimes collected, ... The following example uses division by zero to "prove" that 2 = 1 , but can be modified to...

number theory - Contradiction: Prove 2+2 = 5 - Mathematics Stack ...

math.stackexchange.com/questions/775273/contradiction-prove-22-5

Apr 30, 2014 ... While browsing I came across a weird proof which says 2 + 2 = 5 . The proof is like this: enter image description here. After going through this ...

www.ask.com/youtube?q=2 2=5 Proof&v=XXhbThOITLQ
Dec 14, 2010 ... Here is a mathematical proof to show that 2+2 is equal to 5..... This is just a trick.... which has now been revealed in the comments history.

Is there proof that 2+2=5? | Yahoo Answers

answers.yahoo.com/question/index?qid=20090411084749AAGRA5l

Apr 11, 2009 ... A lot of people told me that there is proof of that 2+2=5, but I don't see the proof. Can you please show me some proof that 2+2=5? Thanks.

The History of 2 + 2 = 5 - Humor in der Mathematik

www.uni-graz.at/imawww/pages/humor/twoandtwo.html

Recent findings indicate that the Pythagorean Brotherhood discovered a proof that 2 + 2 = 5, but the proof never got written up. Contrary to what one might ...

Prove That 2+2=5 by zombiepedobear - Meme Center

www.memecenter.com/fun/1250827/prove-that-2-2-5

Prove That 2+2=5 by zombiepedobear - A Member of the Internet's Largest Humor Community.

Proof That 2 + 2 = 5 - Warrior Forum - The #1 Internet Marketing ...

www.warriorforum.com/off-topic-forum/52565-proof-2-2-5-a.html

Feb 3, 2009 ... Start with: -20 = -20. Which is the same as: 16-36 = 25-45. Which can also be expressed as: (2+2) 2 (9 X (2+2) = 52) 9 X 5. Add 81/4 to both ...

4 = 5 'proof' ... what's wrong? - The Science Forum

www.thescienceforum.com/mathematics/2861-4-5-proof-whats-wrong.html

Howdy everyone, Here is a cute little 'proof.' Theorem: 4 = 5 'Proof': ... (4 - 9/2)^2 = (5 - 9/2)^2 ("completing the square") 4 - 9/2 = 5 - 9/2 (get rid ...

"Proof" that One Equals Two - ChemTeam

www.chemteam.info/Humor/One-Equals-Two.html

-20 = -20, Hard to argue with! 16 - 36 = 25 - 45, Rewriting. 16 - 36 + 81/4 = 25 - 45 + 81/4, Add 81/4 to each side. (4 - 9/2)<sup>2</sup> = (5 - 9/2)<sup>2</sup>, Rewriting. 4 - 9/2 = 5 - 9/2 ...

A Blog of Mathematical Jokes : proof that 2+2=5

artofproblemsolving.com/community/c112484h1170711

yeah but I don't want to make a tag that says "don't square root negatives", just like DDBZ is not "don't divide by zero". by math101010, Dec 7, 2015, 5:28 pm.

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Mathematical Fallacies: What is wrong with this proof that states that ...

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It's obvious that 4 is not equal to 5 but this proof seems airtight. ... So instead of solving the right equation (4 - 9/2) = -(5-9/2) your friend is solving (4-9/2) = (5-9/2) .

proof that 2+2 = 5 weird - Forum for Electronics

www.edaboard.com

Start with: -20 = -20 Which is the same as: 16-36 = 25-45 Which can also be expressed as: (2+2) 2 (9 X (2+2) = 52) 9 X 5 Add 81/4 to both ...

Here's How Your Watch Can Prove That 2 + 2 ... - Business Insider

www.businessinsider.com

Jun 24, 2014 ... 2 + 2 = ? appears to be one of the easiest problems in mathematics, and it is probably one of the first you ever encountered. If Kate has 2 ...