It is a video textbook of lectures made by our teacher Selim Yüksel from Bıyıklı Mathematics YouTube channel, suitable for DGS KPSS and ALES exams. While listening to our teacher's lectures, the subject he explained and all the questions he solved are included in this book. Our book has been created in its most up-to-date form by analyzing DGS and KPSS questions that have started to change in recent years.