2. х
у
First
Differences
-2
12
Second
Differences
s
-1
3
0
0
1
3
2.
12

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Give the functions f(x) = |x + 2| - 3, what is the domain? a, b,c, or d all real numbers x > 2 x < -2 all real numbers and x cannot equal to 2