Mathematics, 28.07.2021 17:20 sickomode2048
The median age (in years) of the U. S. population over the decades from 1960 through 2010 is given by
f(t) = −0.2176t3 + 1.962t2 − 2.833t + 29.4 (0 ≤ t ≤ 5)
where t is measured in decades, with t = 0 corresponding to 1960.
(a) What was the median age of the population in the year 1970?
(b) At what rate was the median age of the population changing in the year 1970?
(c) Calculate f ''(1).
Answers: 3
Mathematics, 21.06.2019 16:30
The temperature of chicken soup is 192.7°f. as it cools, the temperature of the soup decreases 2.3°f per minute. what is the temperature in degrees fahrenheit of the soup after 25 minutes? a. 27.3°f b. 57.5°f c. 135.2°f d. 250.2°f
Answers: 1
Mathematics, 21.06.2019 19:30
Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min if they did not stop driving, how many miles could kyle and elijah drive in a whole day? ? 1 day = 24 hours. plzzz i will give you 100 points
Answers: 2
Mathematics, 21.06.2019 20:00
Worth 30 points! in this diagram, both polygons are regular. what is the value, in degrees, of the sum of the measures of angles abc and abd?
Answers: 2
Mathematics, 22.06.2019 00:00
Find the percent cost of the total spent on each equipment $36, fees $158, transportation $59 a. 14%, 62%, 23% b. 15%, 60%, 35% c. 10%, 70%, 20% d. 11%, 62%, 27%
Answers: 3
The median age (in years) of the U. S. population over the decades from 1960 through 2010 is given b...
Advanced Placement (AP), 31.07.2019 05:40
Mathematics, 31.07.2019 05:40
Chemistry, 31.07.2019 05:40
Chemistry, 31.07.2019 05:40
French, 31.07.2019 05:40
History, 31.07.2019 05:40
Mathematics, 31.07.2019 05:40