13.2 8.5 12.6 11.1 7.7
4.8 9.9 13.5
15.6 17.4 14
12 14.7 9.5
9.8
10
11.3
6.9
5
a) Complete the frequency table.
Height, h cm Frequency
0 2
5 8
10 < h < 15
15 < h = 20

part a

x     y

0     8

1     7.5

2     7

3     6.5

4     6

5     5.5  

for every hour i deducted .5 inches from the length of the candle

part b

it is a function because for every x value there is only one y value

part   c

for every x value there is only one y value

x       y

0       8

1       7.6

2       7.2

3       6.8

step-by-step explanation:

- both graphs increase on their domain.

- the graphs of both functions have the same x-intercept.

- neither graph has a y-intercept.

step-by-step explanation: