Determine which of the following is not true for the graph of $f ( x ) = 2 x ^ { 3 } - 6 x + 4$
A)ƒ is continuous on $( - \infty , \infty )$
B)ƒ has a relative maximum at x = -1.
C)ƒ has a relative minimum at x = 1.
D)ƒ has a point of inflection at x = 0.
E)is concave upward on $( - \infty , 1 )$

Question

Determine which of the following is not true for the graph of $f ( x ) = 2 x ^ { 3 } - 6 x + 4$ 
A)ƒ is continuous on $( - \infty , \infty )$
B)ƒ has a relative maximum at x = -1.
C)ƒ has a relative minimum at x = 1.
D)ƒ has a point of inflection at x = 0.
E)is concave upward on $( - \infty , 1 )$

Quizplus · Accepted Answer

The function is concave downward on $(-∞, 0)$ and concave upward on $(0, ∞)$, not $(-∞, 1)$.

Determine Which of the Following Is Not True for the Graph