matematykaszkolna.pl
Oblicz ŁUKASZ: log5 10 - log5 2√5 , log6 3√3 + log6 12√3 log16 0.25 , log3√7 √7 , log√5 125√5 , log3√2 4√2
18 mar 11:31
Bogdan: Wskazówki: log510 = log5(2*5) = log52 + log55 = log52 + 1 log5(2√5) = log52 + log551/2 = log52 + (1/2)log55 = log52 + 1/2 log63√3 = √3log63 = √3log6(6/2) = √3*log66 / log62 = √3 / log62 log612√3 = √3log6(6*2) = √3*(log66 + log62) = √3*(1 + log62) itd.
18 mar 13:29