A triangle is translated 4 units down and 8 units to the right. Which translation returns it to its original location?

(x, y) → (x + 8, y − 4)
(x, y) → (x + 4, y − 8)
(x, y) → (x − 8, y + 4)
(x, y) → (x − 4, y + 8)

Solve the equation by completing the square. x^2+2x=17

Which equation shows the quadratic formula used correctly to solve 5x2 + 3x -4 0 for x? cos -3+ v (3) 2-4() 2(5) 3+ |(3)² +4() 205) 3+ (3) 2-4() -3+ v (3)² +4()

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?