+130518 I assume you want to solve fot " t."
Take the log of both sides...this gives
log 1.05^t = log 4.35
And by a log property, we can bring the "t" out in front of log 1.05......so we have
t log 1.05 = log 4.35 .....divide both sides by log 1.05
t = log 4.35 / log 1.05 = (about) 30.133
+130518 I assume you want to solve fot " t."
Take the log of both sides...this gives
log 1.05^t = log 4.35
And by a log property, we can bring the "t" out in front of log 1.05......so we have
t log 1.05 = log 4.35 .....divide both sides by log 1.05
t = log 4.35 / log 1.05 = (about) 30.133
