Derive `tan(A+B)`

Find the derivative of the following functions using first principle of derivative. tan(x + 1) (ii) cot (x^(2) + 1)

find the derivative of tan(2x)

If the derivative of tan^(-1)(a+b x) takes the value 1 at x=0 , prove that 1+a^2=b .

If the derivative of tan^(-1)(a+b x) takes the value 1 at x=0, prove that 1+a^2=bdot

If the derivative of tan^(-1)(a+b x) take the value of 1 at x=0, prove that 1+a^2=bdot

The derivative of tan x is :

The derivative of tan45^(@) is :

Compute the derivative of tan x.

Compute the derivative of tan x.