2-4-6

Function Calculations

kHyperbolic and Inverse Hyperbolic Functions

• Be sure to specify Comp for Mode in the Setup screen.

 

 

Example

Operation

sinh 3.6 = 18.28545536

K6(g)2(HYP)1(sinh)3.6w

cosh 1.5 – sinh 1.5

K6(g)2(HYP)2(cosh)1.5-

= 0.2231301601

1(sinh)1.5w

= e–1.5

 

(Display: –1.5)

I!-(Ans)w

(Proof of cosh x ± sinh x = e±x)

 

–1

20

 

<Line>

cosh

 

= 0.7953654612

K6(g)2(HYP)5(cosh–1)(20/15)w

15

 

 

 

<Math>

 

 

 

K6(g)2(HYP)5(cosh–1)$20c15w

Determine the value of x

 

when tanh 4 x = 0.88

 

x = tanh–10.88

<Line>

 

4

 

K6(g)2(HYP)6(tanh–1)0.88/4w

= 0.3439419141

<Math>

 

 

 

$K6(g)2(HYP)6(tanh–1)0.88c4w

 

 

 

 

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