1- Convert the following from rectangular form to a polar form 6+j8 • 7+j6 • 4+j2 2- Convert the following from polar form to a rectangular form • 8280º • 10/90º • 122-125° • -52-600 3- Find the addition, subtraction, multiplication and division of the following pairs • 2+j4 and 3+j1 • 3+j6 and -6+j3 • 2+j3 and 8280º