Determine whether the relation in the table below is a function, and if so, write a function rule.
x
y
-1
-2
0
0
2
4
3
6
Answer

yes; f(x) = x – 1

yes: f(x) = 2x

yes; f(x) = x + 2

not a function

Question

Determine whether the relation in the table below is a function, and if so, write a function rule.
x
y
-1
-2
0
0
2
4
3
6
Answer
		
yes; f(x) = x – 1
		
yes: f(x) = 2x
		
yes; f(x) = x + 2
		
not a function

anonymous · Answer

@yummydum

anonymous · Answer

@tkhunny

anonymous · Answer

@yummydum B.

anonymous · Answer

you really need to stop guessing...

tkhunny · Answer

Tough to tell what your notation means:

x
y
-1
-2
0
0
2
4
3
6

Do you mean these points  (-1,-2), (0,0), (2,4), (3,6)?

anonymous · Answer

is it (-1,-2) (0,0) (2,4) (3,6) 
if so then it is a function: y=2x