Find All Relative Extrema of the Function $f ( x ) = \frac { 4 } { x ^ { 2 } + 2 }$

question 81

Multiple Choice

Find all relative extrema of the function $f ( x ) = \frac { 4 } { x ^ { 2 } + 2 }$ . Use the Second-Derivative Test when applicable.

• A)The relative maximum is \(( 2,0 )\) .
• B)The relative minimum is \(( 0,2 )\) .
• C)The relative maximum is \(( 0,2 )\) .
• D)The relative minimum is \(( 0,2 )\) .
• E)The relative maximum is \(( 4,0 )\) .

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