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.

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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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. x 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
18 | 30 75 221
30 42 67 | 100
| 38 | 45 58 | 66 81
68 | 71 76 | 80
100
15
200
24
300
400
66
500
70
70
71
73
75
Transcribed Image 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. x 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 18 | 30 75 221 30 42 67 | 100 | 38 | 45 58 | 66 81 68 | 71 76 | 80 100 15 200 24 300 400 66 500 70 70 71 73 75
Complete the following interpretation of zy (200, 30).
amount of chemical added
increased
number of days
decreased
1.4
30 days after the colony was established with 200 mg of the chemical, the ( Select ]
[ Select]
* by approximately ( Select ]
is
the population
the rate of the population
1.85
is increasing
is decreasing
42
( Select mg
for every additional (Select 1 100mg of the chemical
days
millions of organisms
day
million organisms
Transcribed Image Text:Complete the following interpretation of zy (200, 30). amount of chemical added increased number of days decreased 1.4 30 days after the colony was established with 200 mg of the chemical, the ( Select ] [ Select] * by approximately ( Select ] is the population the rate of the population 1.85 is increasing is decreasing 42 ( Select mg for every additional (Select 1 100mg of the chemical days millions of organisms day million organisms
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