Evaluate the Function at the Indicated Value $f ( 6 )$

question 7

Multiple Choice

Evaluate the function at the indicated value.
-Find $f ( 6 )$ when $f ( x ) = \sqrt { x ^ { 2 } + 7 x }$ .

• A) \(\sqrt { 78 }\)
• B) \(2 \sqrt { 14 }\)
• C) \(\sqrt { 85 }\)
• D) \(\sqrt { 43 }\)

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