Simplify Write Your Answers in the Form of A+bi, Where $$\frac { 1 + 2 i } { ( 1 - 2 i ) ^ { 2 } }$$

question 17

Multiple Choice

Simplify. Write your answers in the form of a+bi, where a and b are real numbers.
- $$\frac { 1 + 2 i } { ( 1 - 2 i ) ^ { 2 } }$$

• A) \(- \frac { 11 } { 25 } - \frac { 1 } { 5 } \mathrm { i }\)
• B) \(\frac { 1 } { 25 } + \frac { 6 } { 25 }\) i
• C) \(- \frac { 11 } { 25 } + \frac { 14 } { 25 } \mathrm { i }\)
• D) \(- \frac { 11 } { 25 } - \frac { 2 } { 25 } \mathrm { i }\)

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Definitions:

Ledger

A group of accounts for a business.

Price And Quantity Variances

The difference between the actual and expected costs, analyzed through the perspectives of price paid and the quantity used.

Standard Costs

Standard costs are the expected costs of manufacturing a product under normal conditions, including direct labor, direct materials, and factory overhead.

Standard Costs

Predetermined or estimated costs used for planning and control purposes in budgeting and cost management.