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

question 194

Multiple Choice

Use a graphing calculator to Express solutions with approximations to the nearest thousandth.
- $$\begin{array} { r } 1.2 x + \sqrt { 7 } y = - 8 \\- 4.5 x - \sqrt { 5 } y = 10\end{array}$$

• A) \(\{ ( 0.584 , - 3.290 ) \}\)
• B) \(\{ ( 4.808 , - 5.205 ) \}\)
• C) \(\{ ( - 0.929 , - 2.602 ) \}\)
• D) \(\varnothing\)

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Definitions:

Sterile Rubber Gloves

Surgical gloves that have been sterilized to prevent the introduction of pathogens during medical procedures.

Lubricant

A substance used to reduce friction between surfaces, making them easier to move or operate; widely used in medical examinations and procedures.

Thermometers

Instruments used to measure body temperature, critical for diagnosing and monitoring medical conditions.

Mercury

A chemical element with the symbol Hg that is a heavy, silvery d-block element; known for its use in thermometers and fluorescent lamps but toxic to humans and the environment if not handled properly.