Question

Sabendo que Log 2 = 0,301 , Log 3 = 0,477 e Log 5 = 0,699, calcule o Log 90

Answer 1

Olá Rafael

log(2) = 0.301
log(3) = 0.477
log(5) = 0.699 

90:2
45:3
15:3
  5:5
  1

90 = 2*3²*5 

log(90) = log(2*3²*5) = log(2) + 2log(3) + log(5)

log(90) = 0.301 + 2*0.477 + 0.699 

log(90) = 1.954 

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