A related function is graphed. Solve the given inequality.
x cubed plus 3 x squared less than 6 x plus 8
Question content area bottom left
Part 1
The solution is

left parenthesis negative infinity comma negative 2 right parenthesis.
​(Type your answer in interval​ notation.)
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Question content area right
Part 1
-10
10
-70
70
x
y
left parenthesis negative 4 comma 0 right parenthesisleft parenthesis negative 1 comma 0 right parenthesisleft parenthesis 2 comma 0 right parenthesis