Remember: Mathematics is not a spectator sport. You cannot learn it by watching videos or reading solutions. You must do it. And this book makes "doing it" bearable.
antrenmanlarla-matematik-3-cozumlu-pdf-guide Antrenmanlarla Matematik 3 cozumlu Pdf
Do not look at the solution immediately. Try the question for at least 2 minutes. Write down your attempt in a notebook (not on the tablet). Remember: Mathematics is not a spectator sport