Use Cramer's Rule to Solve (If Possible) the System of Equations

question 234

Multiple Choice

Use Cramer's Rule to solve (if possible) the system of equations. $$\left\{ \begin{array} { r } - 7 x + 11 y = 20 \\3 x - 9 y = 0\end{array} \right.$$

• A)(-6, -2)
• B)(6, -2)
• C)(-6, 2)
• D)(6, 2)
• E)(-2, -6)

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Definitions:

Bullwhip Effect

A phenomenon where small fluctuations in demand at the retail level significantly amplify as they move back through the supply chain towards manufacturers.

Variance of Orders

The statistical measure that represents the variability or spread in the number of orders received over a certain period of time.

Bullwhip Measure

A phenomenon in supply chain management where small changes in demand at the retail level cause increasingly larger changes in demand at the wholesale, distributor, and factory levels.

Demand Variance

The difference between the forecasted and actual demand for products or services, affecting inventory and production planning.