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Evaluate the function. if the value is not a rational number, give the answer to three - decimal - place accuracy.

Evaluate the function. if the value is not a rational number, give the answer to three - decimal - place accuracy.

(a) csch (ln 2)

(b) coth (ln 5)

asked Feb 2, 2015 in CALCULUS by anonymous

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1 Answer

Step 1 :

Definition of hyperbolic functions :

1. .

2. .

Step 2 :

(a)

The function is .

Substitute in

Step 3 :

(b)

The function is .

Substitute in

Solution :

(a)

(b)

answered Feb 2, 2015 by Thomas Apprentice
edited Feb 2, 2015 by Thomas

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