Ruby CMath cosh() Method with example

cosh() method is Math class which is used to returns the hyberbolic cosine of the given value.

Syntax: Math.cosh(z)

Parameter: Here, z is the value whose hyberbolic cosine is to be calculated.



Returns: This method returns the hyberbolic cosine value of the z.

Example 1:

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# Ruby code for cosh() method
require 'cmath'
  
# Initializing value  
a = 0.3584
b = 2
  
# Printing result   
puts "cosh value of a : #{CMath.cosh(a)}\n\n"  
puts "cosh value of b : #{CMath.cosh(b)}\n\n"

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Output:

cosh value of a : 1.0649157114377563

cosh value of b : 3.7621956910836314

Example 2:

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# Ruby code for cosh() method
require 'cmath'
  
# Initializing values  
a = 0
b = -0.247
  
# Printing result   
puts "cosh value of a : #{CMath.cosh(a)}\n\n"  
puts "cosh value of b : #{CMath.cosh(b)}\n\n"

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Output:

cosh value of a : 1.0

cosh value of b : 1.0306599031548231


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