Question: Consider the function f ( x ) = 2 x 3 + 3 x 2 - 7 2 x + 4 . Determine which of

Consider the function f(x)=2x3+3x2-72x+4. Determine which of the following is true for f at x=-1.
Not a critical number.
Critical number but not an extreme point.
Critical number and a local maximum.
Critical number and a local minimum.
Consider the function f ( x ) = 2 x 3 + 3 x 2 - 7

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