``If` (2x)/((x+1)(x+2)) = A/(x+1) + B/(x+2)` then value of A is `

If 49x^(2)-b=(7x+(1)/(2))(7x-(1)/(2)), then the value of b is

If (2x+3)/((x+1)(x+2))=(A)/(x+1)+(B)/(x+2) for all real values of x(ne -1,-2) , what is the value of (A+B)?

If (5)/(x +2) =(2)/(x +1)+ 1/2and x gt 1, what is the value of x ?

If (x^(2)+x+1)/(x^(2)+2x+1)=A+B/(x+1)+C/(x+1)^(2) then A - B =

If (x^(4))/((x-1)(x-2))=x^(2)+3x+7+(A)/(x-2)+(B)/(x-1) then A=

If (2x^(3)+1)/((x-1)(x+1)(x+2))=A+(B)/(x-1)+(C)/(x+1)+(D)/(x+2) , then find the value of A+B+C+D .

If the range of the function f(x)= cot^(-1)((x^(2))/(x^(2)+1)) is (a, b), find the value of ((b)/(a)+2) .

If (d)/(dx)((1+x^2+x^4)/(1+x+x^2)) = a+bx , find the values of a and b .

If (x^(2)+x+2)/(x^(2)+2x+1)=A+(B)/(x+1)+(C)/((x+1)^(2)) , then find the value of A+B+C .

If A = x^2+1/x^2 , B = x-1/x then minimum value of A/B is