Find the Domain and Range of the Function $$f ( x ) = x ^ { 2 } - 18 x + 87$$

question 145

Multiple Choice

Find the domain and range of the function.
- $$f ( x ) = x ^ { 2 } - 18 x + 87$$

• A) Domain: \(( - \infty , \infty )\); Range: \([ 6 , \infty )\)
• B) Domain: \(( - \infty , \infty )\); Range: \([ 9 , \infty )\)
• C) Domain: \([ 6 , \infty )\); Range: \(( - \infty , 9 ]\)
• D) Domain: \([ 6 , \infty )\); Range: \(( - \infty , 0 ]\)

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