Find the Average Value of the Function $f ( x ) = \frac { x } { \sqrt { x ^ { 2 } + 9 } }$

question 173

Multiple Choice

Find the average value of the function $f ( x ) = \frac { x } { \sqrt { x ^ { 2 } + 9 } }$ $0 \leq x \leq 4$ .

• A)0
• B) \(\frac { 2 } { 5 }\)
• C)10
• D) \(\frac { 1 } { 5 }\)
• E) \(\frac { 1 } { 2 }\)
• F)5
• G)4
• H) \(\frac { 4 } { 5 }\)

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