2 設 L{ f (t)} 為 f (t)之拉氏轉換，下列何者為錯？ (A) L{af (t) + bg(t)} = L{af (t)}+ L{bg(t)} (B) L{af (t) + bg(t)} = aL{ f (t)}+ bL{g(t)} (C) L{af (t) *bg(t)} = aL{ f (t)}×bL{g(t)}，*為迴旋積分 (D) L{af (t)×bg(t)} = aL{ f (t)}×bL{g(t)}