Verify That the Equation Is an Identity $$\sin \left( x + \frac { \pi } { 2 } \right) = \cos x$$

question 312

Essay

Verify that the equation is an identity.
- $$\sin \left( x + \frac { \pi } { 2 } \right) = \cos x$$

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Definitions:

Significant Returns

Profits or gains that are substantial enough to warrant attention from investors or managers, usually indicating a meaningful positive impact on financial performance.

Prime Rate

The interest rate at which banks lend to their most creditworthy customers, often used as a benchmark for other loans.

Imputed Interest

Interest that the Internal Revenue Service assumes was paid for tax purposes, even if no interest payment was actually made.

Securitization Entity

A structured finance process that involves pooling various financial assets to create new securities, which are then sold to investors.