Maxima and MinimaMedium
Question
The set of value (s) of ′a′ for which the function f(x) = 
+ (a + 2)x2 + (a - 1)x + 2 possess a negative point of inflection -
+ (a + 2)x2 + (a - 1)x + 2 possess a negative point of inflection -Options
A.(- ∞, - 2) ∪ (0, ∞)
B.{-4/5}
C.(-2, 0)
D.empty set
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