2(ab - 4ac + 5) - 5(-5ad + 6ac - 3ab) + 42(12ab- 4ac + 10ac - 20)Plz Help

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

Astore is having a sale in which all items are reduced by 20 percent. including tax, jennifer paid $21 for a pair of shorts. if the sales tax is 5 percent, what was the original price of the shorts

The constant of is the value that relates two variables that are directly or inversely proportional. a. discrete function b. independent variable c. variation d. function notation