Answer:
a) 3
b) 10
c) 5
Step-by-step explanation:
We are given the following in the question:
Sample size, n = 26
Instructor that like whiteboards = 11
Instructor that like blackboards = 18
Instructor that like both boards = 8
We have to find the following:
a) instructors like whiteboards only
b) instructors liked blackboards only
c) instructors liked neither
(a) The relation is a function because each value of x maps onto only one value of y.
(b) Domain is , range is .
Answer: D
Step-by-step explanation:
√8=2√2
and i cant see the first problem
Answer: 0.45
Step-by-step explanation:
9 divided by 20 equals to 0.45