If f x = x x 2 x 3 1 2 x 3 x 2 0 2 6 x , then the ratio f '' ( x ) : f ' ( x ) =

Question

If f x = x x 2 x 3 1 2 x 3 x 2 0 2 6 x , then the ratio f '' ( x ) : f ' ( x ) =, 2 : x, x 2 : x, 3 x : 2, 6 : x

MARKS App · Accepted Answer

if f x = f x = x x 2 x 3 1 2 x 3 x 2 0 2 6 x f ' x = 1 2 x 3 x 2 1 2 x 3 x 2 0 2 6 x + x x 2 x 3 0 2 6 x 0 2 6 x + x x 2 x 3 1 2 x 3 x 2 0 0 6 = 0 + 0 + x x 2 x 3 1 2 x 3 x 2 0 0 6 = 6 x 2 f '' x = 12 x f '' ( x ) : f ' ( x ) = 12 x : 6 x 2 = 2 : x

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