Determine which of the following relations is a function, y
10
*
y
2.
y
-10
-3
y
-4
-8
lo
2
2
-5
O lol
-1
1
-2
-2
1
4
oh oo
2
TO
Tolold
1
3
2
2
5
1
2.
ON
4
ONNI
2
6
10
-10
3
4
4
6
5
7
Intro
Done

Simplify this expression.2(10) + 2(x – 4) a. 2x + 16 b. x + 12 c. 2x + 12 d. x + 16

What is the missing statement in step 4? ? rts ? ? vtu and ? rtu ? ? vts ? rts ? ? rvs and ? rtu ? ? stv ? vrs ? ? vru and ? usr ? ? usv ? vur ? ? vus and ? uvs ? ? sru

The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values