Solve the Inequality $$x ^ { 3 } + 4 x ^ { 2 } - 16 x \leq 64$$

question 317

Multiple Choice

Solve the inequality. Write the solution set in interval notation.
- $$x ^ { 3 } + 4 x ^ { 2 } - 16 x \leq 64$$

• A) \([ 4 , \infty )\)
• B) \(( - \infty , - 4 ] \cup [ 4 , \infty )\)
• C) \(( - \infty , 4 ]\)
• D) \([ - 4,4 ]\)

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