Q1- State and Prove Jordan's Lemma. zn Q2-Show that the series n=02n+1 convergent. Q3- Find the analytic function whose real part is cos 2x cosh 2y-cos 2x -co sin mx Q4- Apply Cauchy's residue theorem, Evaluate fo Q5- Using Cauchy's integral formula evaluates f x dx sinnz+cosz (z-1)(z-2) -dz.