SOLUTION: Solve to four decimal places: 3.9^(m-4)=10.21. Thanks

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Question 43876: Solve to four decimal places: 3.9^(m-4)=10.21.
Thanks

Answer by longjonsilver(2297)   (Show Source): You can put this solution on YOUR website!
My logs are to base 10:




m-4 = 1.70713274
m = 5.70713274
m = 5.7071 to 4dp

jon.

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