Determine the correct half-plane in each case, and complete the graph.
8. y > 3

Graph each of the following inequalities.
16. 4x + y 4

28. 3x - 4y < 12

38. Number problems. You have at least $30 in change in your drawer, consisting of
dimes and quarters. Write an inequality that shows the different number of coins
in your drawer.

54. Business and finance. If the inventor in exercise 53 charges $4 per unit, then her
profit for producing and selling x units is given by the function
P(x) = 2.25x - 7000

(a) What is her profit if she sells 2000 units?
(b) What is her profit if she sells 5000 units?
(c) What is the break-even point for sales?

Graphs, Trends and Forecasting are investigated. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.

Forecasting: Graphing Trends. ... 2) The following trend line and seasonal indexes were computed from 4 weeks of daily ...Forecast the 7 values for next week. ...

Regression - 3 period moving average, and forecasting. ... to the chart b. Create a separate chart with a ... Excel's regression function to estimate the trend line and ...

... Can you explain linear and non linear trends patterns and give Graph A product ... decreasing tr increasing trend, nonlinear increasing trend and nonlinear dec ...

Plotting and Trends. ... v) A trend projection. ... b) Use a 3-month moving average and add the 3-month plot to the graph created in part (a). c) Which is better (using ...

... On Excel, graph the centered ... It helps the investors to. effectively identify the trends in the market. On the other hand, trend moving average is useful in. ...

... a) Choose one time-series describing Spirit Airlines and make a line chart. ... (c) Fit both a linear and an exponential trend to the ... (e) Make a forecast for 2003 ...

Quantitative Methods : Linear Trends, Regression and Forecasting. ... Develop the equation for the linear trend component for ... First, I used the graph wizard to plot ...

... corresponding year is shown in the graph above. ... The exponential trend forecasting is the most appropriate ... Using the most appropriate model, forecast the closing ...