How do you evaluate 3log115+log117?

1 Answer
Apr 8, 2016

Simplified as log11(1257)
...beyond that a calculator is required to obtain: 1.202

Explanation:

Some relations to remember:
XXXplogbq=logbqp

XXXlogbslogbt=logbst

3log115XXX=log1153=log11125

Therefore
3log115log117
XXX=log11125log117

XXX=log11(1257)