Total Investment spending includes nonresidential investment, residential investment, and changes in inventory. From the information listed below, calculate the change in inventory. Nonresidential Investment (billions)- $1,057.80
Residential Investment (billions)- $659.60
Change in Inventory (billions)- ?
Total Investment (billions)- $2,851.90

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.

A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat