How many total phone numbers can the Germans have

What is the factor form of x^2-9x+14

Real gross domestic product: a) will increase if the price level increases. b) can change from one year to the next even if there is no change in output. c) will increase if the level of output increases. d) is a measure of inflation.

The owner of a coffee shop compared the amount of hot coffee per day, in fluid ounces, sold and the daily high temperatures, in degrees fahrenheit, per day. her data are shown in the scatter plot below