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Determine the open intervals on which the graph is concave upward or concave downward. 1. f(x)= 24/x^2+12 2. f(x)= x^2+1/x^2-1 3. g(x)= x^2+4/4-x^2
Determine the open intervals on which the graph is concave upward or concave downward.
1. f(x)= 24/x^2+12
2. f(x)= x^2+1/x^2-1
3. g(x)= x^2+4/4-x^2
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Precalculus Enhanced With Graphing Utilities
Authors: Michael Sullivan
5th Edition
0321830822, 9780321830821
