Section 4.2: Radical Functions
Essential Ideas
Graphs of the form
y
=
x
n
.
If
n
> 1 the curve is concave up, and if 0 <
n
< 1 the curve is concave down.
To graph a radical function, look at the intercepts and asymptotes, and investigate the domain of the function, if possible.
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© 2011 Karl J. Smith. All rights reserved.