If the function `f(x)=x^(4)+bx^(2)+8x+1` has a horizontal tangent and  a point of inflection for the
Channel: Doubtnut
Date: 2020-05-24

If the function `f(x)=x^(4)+bx^(2)+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