Объяснение:
log 3 = a
log 5 = b = log (10/2) = log (10) - log(2) = 1 - log 2
log 2 = 1 - b
log 60 = log (2*2*3*5) =log (2) + log (2) + log (3) + log (5) = (1-b)+(1-b)+a+b =
= 2 + a - b
Объяснение:
log 3 = a
log 5 = b = log (10/2) = log (10) - log(2) = 1 - log 2
log 2 = 1 - b
log 60 = log (2*2*3*5) =log (2) + log (2) + log (3) + log (5) = (1-b)+(1-b)+a+b =
= 2 + a - b