For each of the following transfer functions, A(s), sketch the Bode plots. Will they be stable or unstable when used with negative feedback for a closed-loop gain of 1 (i.e. )? A XXXXXXXXXX...

For each of the following transfer functions, A(s), sketch the Bode plots. Will they be stable or unstable when used with negative feedback for a closed-loop gain of 1 (i.e. )?

A 9 10 ( 10 ) ( ) ( 10 )( 10 ) s A

B  A2( )s 109 – s 107 ( ) – s 104 ( ) + s 109 ( )