P Paul New member Jan 7, 2011 #1 log9 (cube root of (y^2+y) log4 (a^2 b/ root of c) log 3 ( 1/rt of jk) also prove logt b = 1/logb t prove 1/log3 a + 1/log4 a = 1/log12 a the first letter/number in front of log is the base
log9 (cube root of (y^2+y) log4 (a^2 b/ root of c) log 3 ( 1/rt of jk) also prove logt b = 1/logb t prove 1/log3 a + 1/log4 a = 1/log12 a the first letter/number in front of log is the base
