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| COMPOSITION
AND FUNCTION |
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Let’s look at composition
function where the domain is not finite.
If f(x) = x2 and
g(x) = 2x + 1, find
f(g(x)).
The procedure is the
same.
g(x) = 2x + 1, 2x + 1 is the domain for
f
| f(g(x)) |
= f(2x+1) |
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= (2x+1)2 |
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= 4x2 + 4x + 1 |
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