Aparabola has a vertex at (0,0). the focus of the parabola is located on the positive x-axis. which part of the graph will the directrix pass through?

Aubrey read 29 books and eli read 52 books what number is equal to the number of books aubrey read?

What’s 8y+48 and factor each expression completely

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?