If xy(x+y)=2 then dy/dx=

d/dx{cos^-1√(1+x)/2}=

If a,b,c are the fifth terms of log_e(3/2), log_e(4/3), log_e(6/5) then the ascending order of a,b,c is

If y= {(3x-5)^2/3(x²+1)^3/2/(2x+3)^5/2(3x²-1)^1/3}then dy/dx=

d/dx{Tan^-1(3a²x-x³/a³-3ax²)}=

d/dx{Tan^-1√(1+x²)+√(1-x²)/(√(1+x²)-√(1-x²))}=

Ify=ae^-bx cos(cx+d) then y₂+2by₁+(b²+c²)y=

d/dx{Tan^-13x-x³/1-3x²}=

If f(x)=√(1-√(1-x²)), then

If x²+y²=a² then (1+y₁²)^3/2/|y₂|=