Use a Graphing Calculator to Express Solutions with Approximations to the Nearest

question 44

Multiple Choice

Use a graphing calculator to Express solutions with approximations to the nearest thousandth.
- $$\begin{array} { c } x + y + z = 2 \\x - y + 4 z = - 5 \\3 x + y + z = - 6\end{array}$$

• A) \(\varnothing\)
• B) \(\{ ( - 4,5,1 ) \}\)
• C) \(\{ ( 1,5 , - 4 ) \}\)
• D) \(\{ ( 1 , - 4,5 ) \}\)

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Definitions:

Employment Levels

The quantity and types of jobs available within an organization or economy, often used to measure economic health or organizational size.

Labour Costs

The total expense incurred by an employer for the salaries, wages, and benefits of its employees.

Employee Leasing

A practice where businesses hire their workers through a third-party, transferring the administrative responsibility of employees, such as payroll and benefits, to the leasing firm.

Outsourcing

The practice of hiring external companies or individuals to perform tasks, handle operations or provide services that are either difficult to manage or are outside the business's core competencies.