" b."2y^(3)+y^(2)-2y-1

Factorise : - 2y^(3)+y^(2)-2y-1

Factorise : 2y^3+y^2-2y-1 .

If a(x^(2)+y^(2)+2y+1)=(x-2y+3)^(2) is an ellipse and a in (b, oo) , then the value of b is ___________

If a(x^(2)+y^(2)+2y+1)=(x-2y+3)^(2) is an ellipse and a in (b, oo) , then the value of b is ___________

If a(x^(2)+y^(2)+2y+1)=(x-2y+3)^(2) is an ellipse and a in (b, oo) , then the value of b is ___________

If ({(y+1)^(3)+(y-1)^(3)})/(((y+1)^(2)-(y-1)^(2)))=3y then the value of y+(3)/(y) is

If the LCM of the polynomials (y -3)^(a) (2y + 1)^(b) (y + 13)^(7) and (y -3)^(4) (2y +1)^(9) (y + 13)^(c) " is " (y - 3)^(6) (2y +1)^(10) (y + 13)^(7) , then the least value of a + b +c is