commit df18b8bae3a90497de2b6aa32fc2f7c5ff449563 parent 95df7ab0276b566356de9fe882b3993879c737f5 Author: thing1 <thing1@seacrossedlovers.xyz> Date: Thu, 9 Oct 2025 10:17:47 +0100 made math notes Diffstat:
| A | MP10610/09.10.25.md | | | 15 | +++++++++++++++ |
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diff --git a/MP10610/09.10.25.md b/MP10610/09.10.25.md @@ -0,0 +1,15 @@ +09/10/25 +======== + +Functions +--------- +- see FIG1 for examples of composite functions +- see FIG2 for examples of function transformations + +Inverse functions +--------- +- functions must be 1 to 1 to have an inverse + - functions that are periodic (sin(x)) can have an inverse if we limit the domain +- see FIG3 for examples of which functions are 1 to 1 and which are 1 to many +- the domain of an inverse function is the range of the original function +- the range of an inverse function is the domain of the original function