Determine the X Values That Cause the Polynomial Function to Be

question 318

Multiple Choice

Determine the x values that cause the polynomial function to be (a) zero, (b) positive, and (c) negative.
- $$f ( x ) = ( x + 7 ) ( x + 5 ) ( x - 7 ) ^ { 2 }$$

• A) (a) \(\{ - 7 , - 5,7 \}\), (b) \(( \infty , - 7 ) \cup ( - 5 , \infty )\), (c) \(( - 7 , - 5 )\)
• B) (a) \(\{ - 7 , - 5,7 \}\), (b) \(( \infty , - 7 ) \cup ( - 5,7 )\), (c) \(( - 7 , - 5 ) \cup ( 7 , \infty )\)
• C) (a) \(\{ - 7 , - 5,7 \}\), (b) \(( - 7 , - 5 )\), (c) \(( \infty , - 7 ) \cup ( - 5 , \infty )\)
• D) (a) \(\{ - 7 , - 5,7 \}\), (b) \(( \infty , - 7 ) \cup ( 7 , \infty )\), (c) \(( - 7,7 )\)

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