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schepotkina [342]
3 years ago
15

12^r=13 round to the nearest ten thousandth

Mathematics
2 answers:
OLEGan [10]3 years ago
8 0
The answer is 1.032 , you would put into the calculator log(base12) (13)
stepan [7]3 years ago
4 0
We have the following expression:
 12 ^ r = 13
 We apply logarithm to both sides of the expression:
 log12 (12 ^ r) = log12 (13)
 By properties of logarithm we have:
 r = log12 (13)
 r = 1.032211555
 round to the nearest ten thousandth:
 r = 1.0322
 Answer:
 
r = 1.0322
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