Determine the X Values That Cause the Function to Be $$f ( x ) = x \sqrt { x + 9 }$$

question 149

Multiple Choice

Determine the x values that cause the function to be (a) zero, (b) undefined, (c) positive, and (d) negative.
- $$f ( x ) = x \sqrt { x + 9 }$$

• A) (a) \(\{ - 9,0 \}\), (b) \(( \infty , - 9 )\), (c) \(( - 9,0 )\), (d) \(( 0 , \infty )\)
• B) (a) \(\{ - 9 \}\), (b) \(( \infty , - 9 )\), (c) \(( - 9 , \infty )\), (d) \(\varnothing\)
• C) (a) \(\{ 0 \}\), (b) \(( \infty, 0 )\), (c) \(( 0 , \infty )\), (d) \(\varnothing\)
• D) (a) \(\{ - 9,0 \}\), (b) \(( - , - 9 )\), (c) \(( 0 , \infty )\), (d) \(( - 9,0 )\)

Comprehend the role of experience and genetic control in the development of the nervous system.

Understand the basics of infant growth patterns, including average sizes at birth and growth expectations in early life.

Recognize the importance of developmental plasticity and the role of experience in shaping brain development.

Describe the central nervous system's structure and its major sections.

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