37: 26
what are the domain and range of the function on the
graph?
o
the domain includes all integers, and the range is y 2 0.
the domain includes all integers, and the range is y> 0.
the domain includes all real numbers, and the range is
y20
the domain includes all real numbers, and the range is
y > 0.
+
4
+
5
+
6
+
7
2
3
x

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers.a) one of the 400 passengers is selected uniformly at random.let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem

In parallelogram abcd the ratio of ab to bcis 5: 3. if the perimeter of abcd is 32 find ab