Find the Product $$\mathrm { i } ( 9 - 3 \mathrm { i } ) ( 5 - 3 \mathrm { i } )$$

question 298

Multiple Choice

Find the product. Write the answer in standard form.
- $$\mathrm { i } ( 9 - 3 \mathrm { i } ) ( 5 - 3 \mathrm { i } )$$

• A) \(9 \mathrm { i } ^ { 3 } + 42 \mathrm { i } ^ { 2 } + 45 \mathrm { i }\)
• B) \(- 42 - 36 i\)
• C) \(54 + 12 \mathrm { i }\)
• D) \(42 + 36 i\)

Analyze the effects of macroeconomic variables such as inflation and interest rates on currency values.

Relate changes in supply and demand for currencies to movements in their market value.

Understand how exchange rates are determined in flexible exchange rate systems.

Analyze the impact of economic events on national currencies and their exchange rates.

---

Definitions:

Variable-interval Schedule

A reinforcement schedule in which rewards are given after an unpredictable time interval, leading to a steady, moderate response rate.

Fixed-ratio Schedule

A type of reinforcement schedule in operant conditioning where a response is reinforced only after a specified number of responses, leading to a high and steady rate of responding.

Classical Conditioning

Classical Conditioning is a learning process that occurs through associations between an environmental stimulus and a naturally occurring stimulus, famously illustrated by Pavlov's dogs experiment.

Unconditioned Stimulus

In classical conditioning, an unconditioned stimulus is something that naturally and automatically triggers a response without any learning process involved.