The function f(x) = -x2 - 4x + 5 is shown on the graph. Ту
14
12
(-2,940
Which statement about the function is true?
The domain of the function is all real numbers less
than or equal to -2
The domain of the function is all real numbers less
than or equal to 9.
The range of the function is all real numbers less
than or equal to -2.
The range of the function is all real numbers less
than or equal to 9.
8
6+
4
2
7 6 5 4 3 2 12-
1 2 3
4
5
6
7
T49
-10
-12
-14

In a coastal town, the humidity, measured in grams of water per kilogram of air, increases by 43% for every 1 degree celsius increase in temperature. a scientist observes that the humidity on monday morning is 5.75 grams per kilogram. he wants to know how much the temperature must increase for the humidity to reach at least 49.17 grams per kilogram. let t represent the increase in temperature, in degrees celsius, from monday morning's observation. write an inequality to represent the situation, and use it to determine the desired temperature increase.