A soccer team won 30% of their games and won 40 games. how many games did they play?

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

(x-5)1/2+5=2 what is a possible solution?

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?