Find the Exact Value of the Expression If θ = $g ( \theta ) = \cos \theta \quad$

question 117

Multiple Choice

Find the exact value of the expression if θ = 45°. Do not use a calculator.
- $g ( \theta ) = \cos \theta \quad$ Find $[ g ( \theta ) ] ^ { 2 }$ .

• A) \(\frac { 1 } { 2 }\)
• B) \(\sqrt { 2 }\)
• C) 2
• D) \(- \frac { \sqrt { 2 } } { 2 }\)

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Definitions:

Cash Outflow

Financial transactions that result in the outflow of money from a business, including payments for expenses, investments, and loans.

Cash Inflow

The amount of money being transferred into a business, project, or account, usually from operational, investing, or financing activities.

Cash Inflows

The total amount of money received by a company or an individual, from various sources, over a period of time.

Internal Rate

Often referred to as the Internal Rate of Return (IRR), it’s the discount rate that makes the net present value (NPV) of all cash flows from a particular project equal to zero.