Jaime says that the value of -1 x n is always equal to the value of n = (-1) for all values of n.
Explain whether Jaime is correct or incorrect.
HURRY AND ANSWER PLEASE

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?