If `y=log((1-x^2)/(1+x^2))` , then `(dy)/(dx)=` (a)`(4x^3)/(1-x^4)` (b) `-(4x)/(1-x^4)` (c) `1/(4-x^4)` (d) `-(4x^3)/(1-x^4)`

If y=log((1-x^(2))/(1+x^(2))), then (dy)/(dx)=(4x^(3))/(1-x^(4))( b) -(4x)/(1-x^(4))( c) (1)/(4-x^(4))(d)-(4x^(3))/(1-x^(4))

If y=(1+1/(x^2))/(1-1/(x^2)) , then (dy)/(dx) = a. -(4x)/((x^2-1)^2) b. -(4x)/(x^2-1) c. (1-x^2)/(4x) d. (4x)/(x^2-1)

If y=log(1+4x) +x , then find dy/dx

If y=(1+(1)/(x^(2)))/(1-(1)/(x^(2)))backslash then (dy)/(dx)=-(4x)/((x^(2)-1)^(2))b-(4x)/(x^(2)-1) c.(1-x^(2))/(4x)d*(4x)/(x^(2)-1)

If y=log{((1+x)/(1-x))^(1//4)}-(1)/(2)tan^(-1)x," then "(dy)/(dx)=

If y=log{((1+x)/(1-x))^(1//4)}-(1)/(2)tan^(-1)x," then "(dy)/(dx)=

If y = (1+x^(1/4))(1+x^(1/2))(1-x^(1/4)) , then dy/dx =

(d)/(dx)[log((e^(4x))/(1+e^(4x)))]

(d)/(dx)[tan^(-1)((4x-4x^(3))/(1-6x^(2)+x^(4)))]=