Find the derivative of the following functions: a) f(x) = In(2x + 1) + arctan(I) b) f(x) = arcsin(I) c) f(x) = arcsin(er) d) f(x) = Isec 1(23) e) f(x) = e" (In(x) +1) f) f(x) = In(z2) g) f(x) = (Inx) 2