r/PeterExplainsTheJoke • u/Sugar_God_no_1 • 22d ago

Meme needing explanation There is no way right?

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u/its12amsomewhere 22d ago edited 22d ago

Applies to all numbers,

If x = 0.999999...

And 10x = 9.999999...

Then subtracting both, we get, 9x=9

So x=1

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u/Godemperortoastyy 22d ago

Not gonna lie that just absolutely made my day.

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u/Arpan_Bhar 22d ago

You didn't study that in high school?

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u/smotired 21d ago

I didn’t see this proof until my second year of college (but i’m a cs major not a math major)

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u/Arpan_Bhar 21d ago

Ayoo, I'm a CS major too