amount of chemical increased number of days decreased 0.7 Complete the following interpretation of z (200, 50). is increasing is decreasing population of bacteria 1.85 rate of change of population 100...

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Extracted text: amount of chemical increased number of days decreased 0.7 Complete the following interpretation of z (200, 50). is increasing is decreasing population of bacteria 1.85 rate of change of population 100 50 days after the colony was established with 200 mg of the chemical, the Select] [ Select ] by approximately [Select ] is [ Select ] for every additional [ Select ] mg of the chemical day millions of organisms mg days millions of organisms


Extracted text: This situation below applies to the next four problems A bacterial colony is cultivated in a petri dish. Let z = f(x, y) refer to the population of the colony (in millions) after y days. æ refers to the number of milligrams of a chemical that is added to the dish at the beginning of the cultivation. x\y 10 | 20 30 | 40 50 75 221 67 100 300 38 45 58 66 81 71 76 80 100 15 18 30 200 || 24 30 42 400 || 66 68 500 70 70 71 73 75