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How to get the Nth root in Ruby



196 views
asked Mar 31, 2021 by avibootz
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2 Answers

0 votes 
number = 243
N = 5
 
puts number ** (1.0 / N)
 
 
 
# run:
# 
# 3.0
#

 



answered Mar 31, 2021 by avibootz
edited Mar 31, 2021 by avibootz
0 votes 
number = 243
N = 5
 
puts Math.exp(Math.log(number) / N)
 
 
 
# run:
# 
# 2.9999999999999996
#

 



answered Mar 31, 2021 by avibootz

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