This is the 4716th most frequent Korean word.
결정하지
"결정하지" means "decide" or "make a decision."
In this sentence, '결정하지' is used in the negative form '결정하지 않았다', meaning 'haven't decided'.
나는 아직 여행 날짜를 결정하지 않았다.
I haven't decided on the travel dates yet.
Here, '결정하지' is used in '결정하지 않을', indicating 'not deciding about something'.
그는 다음 회의 주제를 결정하지 않을 생각이다.
He is considering not deciding on the next meeting topic.
In this sentence, '결정하지 않고' means 'without deciding', and indicates an action done without making a decision.