Complete the Identity $\frac { \cos ( \alpha - \beta ) } { \sin \alpha \cos \beta } = ?$

question 321

Multiple Choice

Complete the identity.
- $\frac { \cos ( \alpha - \beta ) } { \sin \alpha \cos \beta } = ?$

• A) \(\cos \alpha - \sin \beta\)
• B) \(\cot \alpha - 1\)
• C) \(\cot \alpha + \tan \beta\)
• D) \(\cos \alpha + \sin \beta\)

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Definitions:

Required Reserve Ratio

The fraction of deposits that banks are required to keep on hand as reserves, either in cash or as deposits with a central bank.

Checkable Deposits

Deposits in financial institutions that can be withdrawn by writing a check or using a debit card.

Reserves

Assets held by financial institutions or central banks as a requirement or for ensuring liquidity in times of need, including cash, deposits, or securities.

Money Supply

The Money Supply is the total amount of monetary assets available in an economy at any specific time, including cash, coins, and balances held in checking and savings accounts.