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COSH(number)The COSH function calculates the hyperbolic cosine of any real number. It is mathematically defined as (e^x + e^-x) / 2.
=COSH(0)결과: 1
The hyperbolic cosine of 0 is always 1.
=COSH(1)결과: 1.543080635
Calculates the hyperbolic cosine of 1.
COS calculates the trigonometric cosine of an angle, while COSH calculates the hyperbolic cosine based on the exponential function.