Question

How do you calculate `sinh^2(.55)`?

Answer 1

`sinh^2(0.55)=0.33426`

Explanation:

As `sinhx=(e^x-e^(-x))/2`,

`sinh(0.55)=(e^0.55-e^(-0.55))/2`

= `(1.733253-0.57695)/2`

= `1.156303/2`

and `sinh^2(0.55)=(1.156303/2)^2`

= `0.5781515^2=0.33426`