1.

If the function f(x) = x4+bx2+8x+1 has a horizontal tangent and a point of inflection for the same value of x, then the value of b is equal to

Answer»

If the function f(x) = x4+bx2+8x+1 has a horizontal tangent and a point of inflection for the same value of x, then the value of b is equal to




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