Find the Derivative of the Function $f ( x ) = \sqrt { x - 4 }$

question 254

Multiple Choice

Find the derivative of the function. $f ( x ) = \sqrt { x - 4 }$

• A) \(\frac { 12 } { x ^ { 4 } }\)
• B) \(\frac { 1 } { 2 \sqrt { x + 4 } }\)
• C) \(2 x + 4\)
• D) \(\frac { 1 } { 2 \sqrt { x - 4 } }\)
• E) \(- \frac { 1 } { 2 \sqrt { x + 4 } }\)

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