Find the inverse of the following matrices: 1.
3 -6 -1 4

2.
[1 2 3 7 6 5 ] 8 1 0

In a file-oriented information system, a work file stores relatively permanent data about an entity is created and saved for backup and recovery purposes stores records that contain day-to-day business and operational data is a temporary file created by an information system for a single task

The program below has been generalized to read a user's input value for hourlywage. run the program. notice the user's input value of 10 is used. modify that input value, and run again. generalize the program to get user input values for workhoursperweek and workweeksperyear (change those variables' initializations to 0). run the program. monthsperyear will never change, so define that variable as final. use the standard for naming final variables. ex: final int max_length

Which of these might be an example of an advertiser's target group? a. people who have no access to media b. people the advertisers know nothing about c. people who watch a variety of tv shows d. people who live in the same region of the country