Multiply and Write Your Answer in a + Bi Form

question 90

Multiple Choice

Multiply and write your answer in a + bi form. 4i(1 + 3i)

• A) 7i
• B) -8i
• C) -12 + 4i
• D) 12 + 4i

Know how to calculate the standard deviation of a population given a sample.

Understand the importance of the normal distribution assumption in confidence interval estimation.

Understand the key factors influencing migration patterns to the United States in the late 19th century.

Identify the impact of industrialization and urbanization on American society.

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Definitions:

Bond

A fixed income investment in which an investor loans money to an entity (typically corporate or governmental) which borrows the funds for a defined period at a variable or fixed interest rate.

Payment

The transfer of money or goods in exchange for the provision of services, the fulfillment of an obligation, or the purchase of goods.

Interest Rate

The fee, represented as a percentage, charged for the privilege of borrowing money, typically assessed annually on the loan principal.

Bank Account

A financial account maintained by a bank for a customer, allowing the deposit and withdrawal of money and the accrual of interest.