how to learn books with full concentration.And how to read a book in a fast way with full understanding?

Question

how to understand the concepts in a better way by reading fast

Answer 1

It is called speed reading. First you have to look book once, then open chapter which suits you, do not read full, only a part which you want skip unnecessary part.

It is a complete method. You will have to learn if you want to be perfect.

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