evaluate logs

Question

evaluate the following

12log1

ln(-3)

ln(e^2)

log(sqrt(10,000))

log(base 8) 200

Answer 1

12log(1) = 12*0 = 0

ln(-3) = undefinied

ln(e^2) = 2ln(e) = 2*1 = 2

log(sqrt(10,000)) = log(10000)^(1/2) = (1/2)log(10000) = (1/2)*4 = 2

log(base 8) 200 = 2.55