The strength of the impulse (t) 5 5δ(1)→5 2.58(t-3)->-25 2.5 If the unit impulse is multiplied by a function of time, then the strength of the impulse must be the value of that function at the time for which the impulse argument is zero. In other words,e-8(t-2)->0.368, and the strength of the impulse sin(5m+/4)δ(t)→>0.707 ∫ f(to(tdt=f(O The mathematical form + 广f()(-t0)d=f(t0)The strength of the impulse 5 (t) → 5 − 2.5 (t − 3) → −2.5 t 5  (t) 0 − 2.5 3 The mathematical form  +  − f (t) (t)dt = f (0)  +  − ( ) ( − ) = ( ) 0 0 f t  t t dt f t ( 2) 0.368, e −t / 2  t − → sin(5t + / 4) (t) → 0.707. If the unit impulse is multiplied by a function of time, then the strength of the impulse must be the value of that function at the time for which the impulse argument is zero. In other words, and the strength of the impulse