20 n 20 anti 1. Let an= . a) Find lim . Clearly show n ! 1-700 an n 20 all steps. b ) Does 20 n n ! converge ! n= 0 2. Use either the Ratio Test or Root Test to clearly n show that 2 an+ 1 ) converges. 3. use either the Ratio Test or Root Test to clearly show that nin ! n= 0 ( 2n ) ! converges