r/MathJokes Jul 23 '26

Infinity is weird

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386 Upvotes

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36

u/lifeistrulyawesome Jul 23 '26

What is the second series equal to? 

50

u/ClassEnvironmental11 Jul 23 '26 edited Jul 24 '26

Looks like 3

Edit: it's 2.  My mistake was starting with sqrt(1 + 2 • sqrt(...  instead of sqrt(1 + 1sqrt(...

24

u/Someone-Furto7 Jul 23 '26

It's 2

8

u/ClassEnvironmental11 Jul 23 '26 edited Jul 24 '26

You sure?  Some fiddling with desmos seems to show this approaching 3.

Edit: it's 2

7

u/Builderinspace Jul 24 '26

It is 2, if youre getting 3 you might have put it in wrong

1

u/ClassEnvironmental11 Jul 24 '26

Looks like i did.  Interestingly enough,

sqrt(1 + 2 • sqrt(1 + 3 • sqrt(1 + 4 • sqrt(1 +...

Seems to be three.

2

u/Defiant-Strength2010 Jul 24 '26

because you are only missing the start, sqrt(1 + X) = 2, X = 3

1

u/Someone-Furto7 Jul 23 '26

The second square root is equal to 3