bandzlvr
24.11.2020 •
Mathematics
The population density of a plant species is f(r) individuals per square meter, where r is the distance from the center of a circular lake of radius 100 meters. Assume the density falls to 0 at 100 meters from the lake. Construct an integral to calculate the total number of plants.
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Ответ:
#7. B
#8. B
(I know the questions dont have indicating letters but I used letters to shorten my answer, I'm sure you can understand it)