Which statements correctly describe the graph of the function f of x is equal to x cubed minus 4 x squared minus 3 x plus 18 ? Choose three correct answers.
Answer
A
As x approaches negative infinity, y approaches positive infinity.
B
As x increases from negative infinity to positive infinity, the y -values increase, decrease, and then increase again.
C
There are three unique solutions to the function when y is equal to 0 .
D
The function has a double root.
E
The domain and range of the function are the set of real numbers.