Question

замените логарифмы log1/2a, log8a, log1/4a, log√2a, log3a логарифмами по основанию 2

Answer 1

log1/2a=log₂a/log₂0,5=2*log₂a;

log8a= log₂a/log₂8=log₂a/3,

log1/4a = log₂a/log₂1/4=-2* log₂a,

 log√2a= log₂a/log₂√2=0,5*log₂a;

 log3a=log₂a/log₂3