Consider `f(x)=ax^(4)+cx^(2)+dx+e` has no point o inflection Then which of the following is/are possible?

Consider f(x)=ax^(4)+cx^(2)+dx+e has no point of inflection. Then which of the following is/are possible? (a) agt0,clt0 (b) alt0,cgt0 (c) a,clt0 (d) a,cgt0

For a point of inflection of y= f(X) which one of the following is correct ?

Consider that f(x) =ax^(2) + bx +c, D = b^(2)-4ac , then which of the following is not true ?

Consider that f(x) =ax^(2) + bx +c, D = b^(2)-4ac , then which of the following is not true ?

If (x^(2)-1) be a factor of the polynomial f(x)=ax^(4)+bx^(3)+cx^(2)+dx+e , then which of the followings is true ?

A point of inflection of the curve y = e^(-x^(2)) is

If f(x)=ax+b and g(x)=cx+d are such that (fog)(x)=(gof)(x) , then which one of the following is correct ?

The function kf(x)=ax^(2)+bx^(2)+cx+d has three positive roots.If the sum of the roots of f(x) is 4, the larget possible inegal values of c/a is