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Instead of drawing boxes all the
time, we need a way to talk about functions with math symbols.
Let's take a look at a couple of the
boxes in our last lesson:
THE RULE:
Add 1
If we use
x to
represent our domain guys, here's the official notation:
(You read this guy,
f(x),
as "f
of
x.")
x
guys go in... and
x + 1
guys spit out.
| But,
|
 |
... |
Continued on the
next
page
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