1. DETAILS Suppose you drive your car on a cold day and the engine overheats. When you park your car, the engine begins to cool down. The temperature of the engine m minutes after you park is modeled by T= 20 + 200 e-0.11m (a) How many minutes after parking the car will it take for the engine to cool to 90 °? In(0.69) -0.11 O In (0.35) -0.11 In(0.445) -0.11 O In(0.445) 0.11 In(0.35) 0.11 (b) According to the model, what happens to T as m → ∞o ? OT-20 OT-40 OT O OT-21 OT 10
1. DETAILS Suppose you drive your car on a cold day and the engine overheats. When you park your car, the engine begins to cool down. The temperature of the engine m minutes after you park is modeled by T= 20 + 200 e-0.11m (a) How many minutes after parking the car will it take for the engine to cool to 90 °? In(0.69) -0.11 O In (0.35) -0.11 In(0.445) -0.11 O In(0.445) 0.11 In(0.35) 0.11 (b) According to the model, what happens to T as m → ∞o ? OT-20 OT-40 OT O OT-21 OT 10
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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DETAILS
Suppose you drive your car on a cold day and the engine overheats. When you park your car, the engine begins to cool down.
The temperature of the engine m minutes after you park is modeled by
T = 20 + 200 e-0.11m
(a) How many minutes after parking the car will it take for the engine to cool to 90 °?
O
In(0.69)
-0.11
In(0.35)
-0.11
In(0.445)
-0.11
O In(0.445)
0.11
In(0.35)
0.11
(b) According to the model, what happens to T as m → ∞ ?
OT → 20
OT→ 40
OT O
OT→ 21
O T→ 10
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