Solve the System $$\left\{ \begin{array} { c } 0.3 x - 0.1 y = 1.5 \\- 0.2 x + 0.4 y = - 3.0\end{array} \right.$$

question 94

Essay

Solve the system. $$\left\{ \begin{array} { c } 0.3 x - 0.1 y = 1.5 \\- 0.2 x + 0.4 y = - 3.0\end{array} \right.$$

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Definitions:

Standard Deviation

A statistical measure of the dispersion or variability in a set of data points, often used in finance to quantify the volatility of an investment.

Return

The increase or decrease in value of an investment during a set period, represented as a percentage of the investment's starting price.

S&P/TSX Composite Index

A market index representing the performance of the Canadian stock market, compiled by the Standard & Poor’s company.

Diversifiable Risks

Risks associated with individual investments that can be reduced or eliminated through portfolio diversification.