Find the inverse of the function y=2x^2+2

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

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?

Which of the following graphs could represent a cubic function?