Pls help No links pls thx
Divide.

(−16)÷(−56)

What is the quotient?

Enter your answer as a simplified fraction in the box.

Find the domain and range of the following function f(x) = 51x - 21+ 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?

Astraight water slide is 175 feet above ground and is 200 feet long. what is the angle of depression to the bottom of the slide?