What is the domain of this function?
-5
-4
-3
-2
-1 0
1
2
3
4
5
Write the numbers in the domain with commas between them (for example, {1, 2, 3).
Domain: {
X
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21

step-by-step explanation:

10.416 meters per second

step-by-step explanation:

distance=1 00 meters

time= 9.6 seconds in decimal form or 9 3/5 as a mixed number

average speed= 100/9.6

=10.416 meters per second or 10 52/125 as a mixed number.

144.50

step-by-step explanation:

21.5 x 13.4=288.10 divide by 2

$54.99

step-by-step explanation:

$54.99 includes 500 min. if she does not exceed 500 min then her bill is $54.99