Wiedzac ze:
c) log4 3=a i log4 5=b Oblicz log4 1,8
Rozwiąz i wytlumacz.
Daje Naj.
log4 (18/10) = log4 (9/5) = log4 9 - log4 5 = log4 3^2 - log4 5 = 2 * log4 3 - log4 5 = 2 * a - b = 2a - b
pozdrawiam
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log4 (18/10) = log4 (9/5) = log4 9 - log4 5 = log4 3^2 - log4 5 = 2 * log4 3 - log4 5 = 2 * a - b = 2a - b
pozdrawiam