№ 18 На линейном пространстве L задана операция…<img src="/close/store/examRes/%7B6715E0C3-7A08-4A37-8113-75F669034E59%7D/19.3.bmp" /><img src="/close/store/examRes/%7B6715E0C3-7A08-4A37-8113-75F669034E59%7D/19.4.bmp" /><img src="/close/store/examRes/%7B6715E0C3-7A08-4A37-8113-75F669034E59%7D/19.2.bmp" /><img src="/close/store/examRes/%7B6715E0C3-7A08-4A37-8113-75F669034E59%7D/19.1.bmp" /> <img src="/img/dc/e7f2f25d3ad9c79ff355ee463c.bmp" />, <img src="/img/fc/51cb537c03c4213b571e6c5095.bmp" />, <img src="/img/6f/e1bbe33ac9c4f1b9bdb1c75a33.bmp" />, [новый ответ] <img src="/img/47/0126441e092ce2721343afb348.bmp" />