[11 класс] Решебник/гдз для задачника по физике Л.А ... - VK
You can check the Ilexa website for digital versions or official supplements.
A PDF version of the 192-page manual (though often the 2001 "Gymnasia" imprint, which contains nearly identical problems) is available via the Richelieu Lyceum archive.
Note that there is a shorter 2020 version (79 pages) published by BINOM (Laboratory of Knowledge) which includes answers to almost all tasks. Manual Content Structure :
Some specific solutions for Independent Work #1 (Electromagnetic Induction) and others are shared in student groups like this VK community thread .