Explain the importance of system software in the computer

Jason is working on a microsoft excel worksheet and he wants to create a print preview shortcut. his teacher asks him to access the customization option to create the new shortcut. which two tabs should jason select to place the print preview shortcut on the worksheet toolbar? a. new tab (custom) and new group (custom) b. new file tab (custom) and new tab (custom) c. new custom group and new command d. new custom tab and new command

Click on the tab on the ribbon to open the backstage view. file view insert review

Assignment: permutations use the permutation formula   r ! ! n n p nr   to solve each problem. be sure to show all work leading to your answer. part i: solve real-world permutation problems choose any four (4) of the following five problems to solve. for each problem a) show how the permutation formula can be used to find the answer and b) write a sentence to explain the meaning of the answer for the situation. 1. to register for online banking services at a local credit union, you need to select a four-digit personal identification number, or pin code. the digits cannot be repeated. how many ways are there to arrange four digits out of the numerals 0 through 9 to create a code?