A Value Of $\sinh x$ Or $\cosh x$ Is Given Use the Definitions and the Identity

question 78

Multiple Choice

A value of $\sinh x$ or $\cosh x$ is given. Use the definitions and the identity $\cosh ^ { 2 } x - \sinh ^ { 2 } x = 1$ to find the value of the other indicated hyperbolic function.
- $\sinh x = \frac { 3 } { 4 } , \operatorname { coth } x =$

• A) \(\frac { 3 } { 5 }\)
• B) \(\frac { 5 } { 16 }\)
• C) \(\frac { 5 } { 3 }\)
• D) \(\frac { 5 } { 4 }\)

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Definitions:

Effective Interest Rate

The realized return on a bond or loan, taking into account the effect of compounding interest as opposed to the nominal rate.

Amortization

The process of spreading out a loan or intangible asset cost over its useful life, thereby reducing it on the balance sheet over time.

Journal Entry

A recording of a transaction or adjustment in the accounting ledger that includes the accounts and amounts to be debited and credited.

Bonds Payable

Long-term debt securities issued by corporations or governments, promising to pay the holder a specified amount of interest and to repay the principal at maturity.