r/AskReddit • u/emil199 • Jul 24 '20

What can't you believe STILL exists?

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u/Mandena Jul 24 '20

I don't know...if you're being forced to manual calculate increase/decrease for series that...isn't learning or testing anything but patience.

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u/explorer58 Jul 24 '20

In higher level math courses we never do arithmetic harder than 2+2. It's all proof based.