3. which circle has the greater radian rotation shown below? justify your answer30 cm11 inb20 cm

Question 5 spring semester final exam math evaluate

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?

The product of 3 and a number increased by 8 is 31 written as an equation