Simplify Write Your Answer in the Form a + Bi $$( 7 + \sqrt { - 16 } ) + ( 2 + \sqrt { - 81 } )$$

question 198

Multiple Choice

Simplify. Write your answer in the form a + bi, where a and b are real numbers.
- $$( 7 + \sqrt { - 16 } ) + ( 2 + \sqrt { - 81 } )$$

• A) \(9 + 16 i\)
• B) \(9 + 5 i\)
• C) \(9 + 13 \mathrm { i }\)
• D) \(9 + 97 \mathrm { i }\)

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Definitions:

Efficiency Wage

A higher-than-market wage paid by employers to increase worker productivity and loyalty.

Above-Equilibrium Wage

Wages that are set above the market equilibrium, often leading to excess supply of labor and potential unemployment.

Turnover Costs

Expenses associated with replacing personnel, including recruiting, hiring, and training new employees.

Minimum Wage

The lowest legal hourly pay rate that employers can offer to workers.