Use a Graphing Calculator and the Method of Matrix Inverses $$\begin{array} { l } 3.2 x + \pi y = \sqrt { 5 } \\\sqrt { 3 } x - 7.84 y = 4\end{array}$$

question 360

Multiple Choice

Use a graphing calculator and the method of matrix inverses to solve the system. Give five decimal places, if necessary.
- $$\begin{array} { l } 3.2 x + \pi y = \sqrt { 5 } \\\sqrt { 3 } x - 7.84 y = 4\end{array}$$

• A) \(\{ ( 0.98584 , - 0.29241 ) \}\)
• B) \(\{ ( 0,1 ) \}\)
• C) \(\{ ( 0.25269,0.45438 ) \}\)
• D) \(\{ ( 1.25432 , - 0.73113 ) \}\)

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Definitions:

Ratio

The expression of a financial statement item or set of items as a percentage of another financial statement item in order to measure an important economic relationship as a single number.

Solvency

The ability of an entity to meet its long-term financial commitments and debts as they come due.

Liquidity

A measure of how quickly and easily an asset can be converted into cash without significantly affecting its price.

Profitability

A measure of the efficiency and success of a business in generating profits from its operations over a period of time.