Locate the Absolute Extrema of the Function $f ( x ) = - 4 x ^ { 2 } + 8 x - 2$

question 59

Multiple Choice

Locate the absolute extrema of the function $f ( x ) = - 4 x ^ { 2 } + 8 x - 2$ on the closed interval $[ - 2,2 ]$ .

• A)no absolute max; absolute min: f(1)= 2
• B)absolute max: f(-2)= -34 ; absolute min: f(1)= 2
• C)absolute max: f(1)= 2 ; no absolute min
• D)absolute max: f(1)= 2 ; absolute min: f(-2)= -34
• E)no absolute max or min

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