log(b)=0.69--> b=4.9

my way e^log(b)=e^.69-->b=2.0
can someone explain what I did wrong? wht my answer not 4.9? How do I get b=4.9?

1 answer

The base of your logarithm is not e.

The base of your logarithm is 10.

10 ^ log ( b ) =10 ^ 0.69

b = 4.89778819

b = 4.9 rounded to one decimal place
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