Use the F Lock key. If your keyboard has an F Lock key, press it to toggle between the standard commands and alternate commands. When the F Lock light is Off, alternate functions work (Help, Undo, and so on). When the F Lock light is On, standard functions work (F1, F2, and so on).
DEFINITION of 'Price Inflation'. An increase in the price of a standardized good/service or a basket of goods/services over a specific period of time (usually one year).
Fourth, inflation is an increase in prices in general. An increase in the price of a particular good (eg petrol or meat) is not inflation. Even when the overall level of prices remains constant some prices will increase while other will decrease, in response to changes in supply and demand.