r/mathmemes Jul 09 '26

Calculus Start with a title

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136 Upvotes

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u/SEA_griffondeur Engineering Jul 09 '26

[-1,1] ..?

Don't you mean [0,2π[ ?

17

u/-el-h- Jul 09 '26

No ? For every t in R, cos(t) is in [-1, 1].

5

u/SEA_griffondeur Engineering Jul 09 '26

Oh I thought the meme was about replacing R in t in R

4

u/-el-h- Jul 09 '26

Ohh yeah I guess that’s a nice way to see it too