Identify the domain of the exponential function shown in the following graph:
- ng 4 0 0
y = 101
-5
-4 -3 -2 -1
1
1
2
3
4
all real numbers
all positive numbers
o 1 5x5 30
all integers

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.

Solve 3x-18=2y and 5x-6y=6 by elimination show work

Factor the expression using the gcf. the expression 21m−49n factored using the gcf