Information about points of inflection

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Reference no: EM13123142

Find the x-coordinate of the points of inflection of f(x) = 47 + 13x + 18x^ 2 + 4x^ 3 - x^ 4

-3, 1

-1, 3

-3, -1

1, 3

-4, -1

1, 4

-4,1

-1, 4

none of these

Reference no: EM13123142

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