If the discriminant is a positive number, then we get two real. numbers as answers to the equation. One of the answers comes from following the + path on the. The other comes from following the â path.
Best Answer: A Compact Disc (also known as a CD) is an optical disc used to store digital data, originally developed for storing digital audio. A data disc is a method/end product of storing information onto a CD or DVD(if you choose), basically imagine a floppy disc but with a hell of a lot more storage capability.
Saving data to a CD-R/CD-RW or a DVD-R/DVD-RW. Saving (also known as burning) data to CD-R/CD-RW or DVD-R/DVD-RW disks is another useful way to back up data. The difference between the two are: The CD-R/DVD-R format only lets you write or save files once on the disk. Once you write something to the disk it is used up and cannot be erased. The CD-RW/DVD-RW is a rewritable format that allows you to write multiple times to the same disk as long as there is space available.