Use a Graphing Utility to Find All Solutions to the Nearest

question 24

Multiple Choice

Use a graphing utility to find all solutions to the nearest one tenth. $$\left\{ \begin{array} { l } y = \sqrt { x + 1 } + 3 \\3 x + 4 y = 12\end{array} \right.$$

• A) \(( - 0.7,3.5 )\)
• B) \(( - 0.4,3.3 )\)
• C) \(( - 0.6,3.4 )\)
• D) \(( - 1,3.7 )\)
• E) \(( - 0.3,3.2 )\)

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Definitions:

Short-Run Aggregate Supply

The total supply of goods and services that firms in an economy plan on selling during a short-term period, assuming some input prices are fixed.

Inflation

A sustained increase in the general price level of goods and services in an economy over a period of time, leading to a decrease in the currency’s purchasing power.

Phillips Curve

A macroeconomic model describing an inverse relationship between rates of unemployment and corresponding rates of inflation, suggesting that inflation and unemployment have a stable and inverse relationship.

Federal Reserve

The central bank of the United States, responsible for regulating the US monetary and financial system.