If `(x+1)and(x-1)` are the factors of `ax^(3)+bx^(2)+cx+d`, then which of the following is true?

If x^2+ax+1=0 is a factor of ax^3+ bx + c , then which of the following conditions are not valid

If x^(2)+ax+1=0 is a factor of ax^(3)+bx+c ,then which of the following conditions are not valid

If x^2+ax+1=0 is a factor of ax^3+ bx + c , then which of the following conditions are not valid

If (x+1) and (x-1) are factor of ax^(3) + bx^(2) + 3x+5 . Find the value of a and b

If x^2+ax+1 is a factor of ax^3+ bx + c , then which of the following conditions are not valid:

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 ?

If (x-1)^(3) is a factor of x^(4)+ax^(3)+bx^(2)+cx-1=0 then the other factor is

If both X+1 and x-1 is factor of ax^(3)+bx^(2)-2x+b then find a+b .

If (x-1)^3 is a factor of x^4+ax^3+bx^2+cx-1=0 then the other factor is