Math
posted by Yui
9. which set of output values correctly completes the function table?
y=6x
input (X) output (y)
2 ?
1 ?
3 ?

4,5,3
8,7,3
8,7,3
11. What is the function rule shown by the table?
input(x) output(y)
2 3
0 1
1 3
2 5

y=x1
y=x+2
y=2x+1

Reiny
My goodness, it would be so easy to just plug in the 3 given values.
For the 2nd, just looking at the last 3 cases, for each increase of 1 in the x, we get an increase of 2 in the y, so ...... I only see one equation that says that. 
Damon
9.
6  2 = 8
6  1 = 7
6  +3 = 3
11.
hint
2*2 + 1 = 3
2*0 + 1 = 1
2*1 + 1 = 3
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