Pominov, D.A; Dumin, P.N; Kuravsky, L.S; Yuryev, G.A - 2021
Due to the specificity of organizing the learning process in school classes, often students do not have enough time for a practice to solve tasks (like a mathematical or similar theme) under the supervision of a teacher. In this case, using the services of tutors or self-training. In recent...