If `y = (x^(4)-x^(2)+1)/(x^(2)+sqrt(3)x+1)` and `(dy)/(dx)=ax+b` , then a - b = ?

If y=(x^(4)-x^(2)+1)/(x^(2)+sqrt(3)x+1) and (dy)/(dx)=ax+b then the value of a-b is (a)cot((pi)/(8))(b)cot((pi)/(12))(c)tan((5 pi)/(12))(d)tan((5 pi)/(8))

if y=(x^(4)-x^(2)+1)/(x^(2)+sqrt(3)x+1) and (dy)/(dx)=ax+b then the value of a+b is equal to

If y = (x^4 - x^2 + 1)/(x^2 + sqrt(3)x + 1) and (dy)/(dx) = ax + b , then the value of a - b is

If y=(x^(4)+x^(2)+1)/(x^(2)+x+1) then (dy)/(dx)=ax+b, find a and b

If y=(x^(4)+x^(2)+1)/(x^(2)+x+1) and (dy)/(dx)=ax^(2)+bx+c then the value of a+b+c is

If y=(x^(4)+x^(2)+1)/(x^(2)+x+1) and (dy)/(dx)= ax^(2)+bx+c then the value of a+b+c is

If y=(x^(4)+x^(2)+1)/(x^(2)+x+1) and (dy)/(dx)=ax^(2)+bx+c then the value of a+b+c is

If y=3x^(3)sin^(-1)x+(x^(2)+2)sqrt(1-x^(2)), then (dy)/(dx)=

If y=(x^4+x^2+1)/(x^2+x+1) then (dy)/(dx)=a x+b , find a and b

If y=(x^4+x^2+1)/(x^2+x+1) then (dy)/(dx)=a x+b , find a and b