Log2 16 - log8 64 log7 5 * log25 16 * log4 7 - вопрос №2132101216864752516472515525535 от SofiyaSofiaro 14.01.2022 11:48

Question

Математика: Log2 16 - log8 64 log7 5 * log25 16 * log4 7 2log5 15 - log5 25 + log5 35 lg 216 / lg6 log4 log3 81

SofiyaSofiaro · Answer

Log2 16 - log8 64=4-2=2log7 5 * log25 16 * log4 7=    log4 5 *log4 7     = 0,5                                               2log4 7*log4 52log5 15 - log5 25 + log5 35=2log5(15:25*35)=2log5  21lg 216 / lg6=lg (216-6)=lg 200=2lg 20log4(log3 81)=log4 4=1...