Melissa wrote the following method in Java. It is designed to compute 2^n, but returns an incorrect result. In which line has she made a mistake? public static int powerTwo(int n)
if (n == 1){
return 1;
} else {
return 2 + powerTwo(n-1);

Which of the following is a way the operating system prevents unknown or unauthorized users from accessing the system?

Pthe price of tickets in a group when a purchased in bulk can be found with the equation c=px+24 were c is the cost, p is the number of people,and x is the price per ticket. what is price of of each ticket if it costs $189 to buy tickets for 15 people ? a $8 b $24c $9d $11 show work

1. before plugging in a new device to a computer you should unplug all other devices turn off the computer turn on the computer 2. many of the maintenance tools for a computer can be found in the control panel under administrative tools display personalization