" (iii) "tan^(-1)(5x)/(1-6x^(2))

tan^(-1)((6x)/(1+16x^(2)))

Differentiate tan^(-1){(5x)/(1-6x^(2))}-(1)/(sqrt(6))

Fin d (dy)/(dx) ify =tan^(-1)((6x)/(1-5x^(2))) dy,1 Find if y=tan1-5x2

Differentiate tan^(-1){(5x)/(1-6\ x^2)} , -1/(sqrt(6))ltxlt1/ (sqrt(6)) with respect to x

y= tan^(-1)((5x+1)/(3-x-6x^(2))) find dy/dx

Find the sum of each of the following series: (i) tan^(-1)((1)/(x^(2)+x+1))+tan^(-1)((1)/(x^(2)+3x+3))+tan^(-1)((1)/(x^(2)+5X+7))+tan^(-1)((1)/(x^(2))+7x+13))...... upto n.

Find (dy)/(dx) if y=tan^(-1)(4x)/(1+5x^(2))+tan^(-1)(2+3x)/(3-2x)

Find (dy)/(dx) if y=tan^(-1)((4x)/(1+5x^(2)))+tan^(-1)((2+3x)/(3-2x))