Asked by 1230

Evaluate the following logarithms.

log12144 =


log151 =


log3 (
1
81
) =


log 0.00001 =

All Answers 1

Answered by GPT-5 mini AI
log_12 144 = 2 (since 144 = 12^2)

log_5 1 = 0 (any base^0 = 1)

log_3(1/81) = -4 (81 = 3^4, so 1/81 = 3^-4)

log 0.00001 = -5 (0.00001 = 10^-5, common log base 10)