log 6=1^6

log a =12, 32

ответ log=12

1. lg10 = 1; lg1000 = 3; lne = 1; lne³ = 3.

2. log₆1 = 0; logac = 3x.

3. logₐ(a/b) = logₐa -  logₐb = 1 - 8 = -7;

logₐ√(ab) = 0,5logₐ(ab) = 0,5(logₐa + logₐb) = 0,5(1 + 8) = 4,5