An object is thrown upward at a speed of 149 feet per second by a catapult that is a certian number of feet off the ground. The height h
of the object after
t
seconds can be found using the equation
h
=
−
16
t
2
+
149
t
+
11

How high is the catapult off the ground?

When will the object reach the ground?

The equation respenting the left table is

Sh what is the value of x? ox= 2.25 x = 11.25 ox= x = 22 1 (2x + 10) seo - (6x + 1) -- nie

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?