Question

calcule: log 50 - log 250

Answer 1

Log 50 - Log 250
Log 50= Log (2. 5^2)
Log 50= Log 2 + 2 Log 5
Log 50= 0,30+2.0,69
Log 50= 1,68

Log 250 = Log (2. 5^3)
Log 250 = Log 2+3 Log 5
Log 250 =0,30+3.069
Log 250 = 2,37

Log 50 - Log 250=
1,68-2,37=
-0,69