getting tired of digging through forums looking for the answer, so here i go.
can u use rapid shot and many shot in same round?
or power attack and cleave?
k thx, i know i'm lazy
Yes and yes. Rapid shot and Manyshot both state: "When making a full-attack action with a..." so they are stackable. The feats become part of the full attack action. They're not standard actions or something like that.
Power attack can be combined with any melee attack.