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Solve the Polynomial Inequality x4−6x3−60x2+152x+480≤0x ^ { 4 } - 6 x ^ { 3 } - 60 x ^ { 2 } + 152 x + 480 \leq 0

Question 281

Multiple Choice

Solve the polynomial inequality.
- x4−6x3−60x2+152x+480≤0x ^ { 4 } - 6 x ^ { 3 } - 60 x ^ { 2 } + 152 x + 480 \leq 0


A) [−6,10][ - 6,10 ]
B) [−6,−2]∪[4,10][ - 6 , - 2 ] \cup [ 4,10 ]
C) (−6,−2) ∪[4,10]( - 6 , - 2 ) \cup [ 4,10 ]
D) [−6,−2]∪(4,10) [ - 6 , - 2 ] \cup ( 4,10 )

Correct Answer:

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