M Invitation: Yasna Abtal X Post Attendee - Zoom X BK MATH 100A ALL 2022 X WeBWork : 20221_1 x WeBWork : 2022W1_1 X 2022W1_MATH_100A x M Sent Mail - y.abtahian x + V X C a webwork.elearning.ubc.ca/webwork2/2022W1_MATH_100A_ALL_2022W1/Webwork-Assignment-6/20/?effectiveUser=OXGYM7W4F603 Previous Problem Problem List Next Problem Webwork-Assignment-6: Problem 20 (1 point) In 1905 a Bohemian farmer accidentally allowed several muskrats to escape an enclosure. Their population grew and spread, occupying increasingly larger areas throughout Europe. In a classical paper in ecology, it was shown by the scientist Skellam (1951) that the square root of the occupied area increased at a constant rate, k. Determine the rate of change of the distance (from the site of release) that the muskrats had spread. For simplicity, you may assume that the expanding area of occupation is circular. r (t) = Preview My Answers Submit Answers You have attempted this problem 0 times. You have unlimited attempts remaining. 8 . C Ed [X EM ENG 1:01 PM Mostly sunny US 2022-10-23 2