Chapter 2 Problems solution 2.40(a)an LTI system: y(t)=e-(=x(-2 dr What is the impulse response h()for this system? (b)Determine the response of x(t) 2 (a)h(t)=e(2n(t-2) (b)y()=[1-e](-)[l-c(]a(-4)8 Chapter 2 Problems Solution 2.40 (a) an LTI system: ( ) ( ) ( )   y t e x d t t = − 2 − − − What is the impulse response for this system? h(t) (b) Determine the response of x(t) −1 0 2 1 x(t) t ( ) ( ) ( ) ( ) 2 a 2 t h t e u t − − = − ( ) ( ) ( ) ( ) ( ) ( ) 1 4 b 1 1 1 4 t t y t e u t e u t − − − − = − − − − −        