Math 111 - Sept 14, 2011
2.3) Composition of functions.
Takes the output of one function as the input of a second function...
means take and put it into
More complex example:
find so that has the property and , ans:
54) A blouse that is size x in Japan is size in the US.
A blouse that is size x in the US is size in Australia.....
From Japan to Australia you do
2.4a) Graphs of basic functions.
You memorize the shapes of these functions: