Question

Does the relationship show a function? (4 points)

Ÿė
((0.4) (2,7) (4,-4) (1,9) (3, 7))
x-values
-5
O
1
2
4
y=2x+3
y=2(-5)+3
y=2(-3)+3
y=2(0)+3
y=2(1) -3
y=2(2)+3
y=2(4)+3
Input
243
y-values
-3
3
5
7
11
Output
20
30
40
(x, y)
(0,3)
(LS)
(2.7)
(4,11)
True
O
O
False
O
O

Answer 1

yes and no

Explanation:

Does the relationship show a function? (4 points)

Ÿė

((0.4) (2,7) (4,-4) (1,9) (3, 7))

x-values

-5

O

1

2

4

y=2x+3

y=2(-5)+3

y=2(-3)+3

y=2(0)+3

y=2(1) -3

y=2(2)+3

y=2(4)+3

Input

243

y-values

-3

3

5

7

11

Output

20

30

40

(x, y)

(0,3)

(LS)

(2.7)

(4,11)

True

O

O

False

O

O