8 m 0.2 m
16 -
4. Looking at the triangles in the figure on the right:
a) Are the two triangles similar?
b) What is the length of QT?
c) If PTis 15 cm, what is the length of RT?
R
9 cm
3 cm
Hit
11

Find the domain and range of the following function f(x) = 51x - 21+ 4

Describe how you can act financially responsible.

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?