Is it easier for you to learn a concept from a textbook, rather than the teacher's abridged notes?

Chemistry: enthalpy change. I could not understand it with the teacher's lesson, or watching someone else do it. I went back to read the lesson in the textbook (which is much wordier), and I understand it fully.Is it easier for you to learn a concept from a textbook, rather than the teacher's abridged notes?
I'd rather learn it from a textbook. When I study I write out a summary of the entire course for exams. I find it more effective than notes. ;/

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