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

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^(2))/(1+x^(2)))," then "(dy)/(dx)=

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

If y=((1-x)/(x))^(2)," then: "(dy)/(dx)=

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

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 = sec^(-1) ((1)/(2x^(2) -1)) " then " (dy)/(dx) = ?

If y=log[(x-1)^(1//2)-(x+1)^(1//2)]," then: "(dy)/(dx)=

If y = tan ^(-1) ((2x)/(1-x^(2))) , " then " (dy)/(dx) =____________

If x(1+y)^((1)/(2))+y(1+x)^((1)/(2))=0 then (dy)/(dx) is