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Determine where the function
-24
f(x) = x³ + 3x² -x-
is concave up and where it is concave down.
(i) Concave up on (-00, 00)
(ii) Concave down on (-1, 0) and concave up on (-00,-1)
(iii) Concave up on (-1, 0) and concave down on (-00,-1)
(iv) Concave down (-00, 00)
FUO.sh
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