Maxima and MinimaHard

Question

If ƒ′(x) = (x − a)2n (x − b)2m+1 where m, n ∈ N, then -

Options

A.x = b is point of minimum.
B.x = b is a point of maximum.
C.x = b is a point of inflexion.
D.none of these

Solution

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