2.An object whose temperature is 100°C is placed in a medium whose temperature is A°C. Thetemperature of the object falls to B°C in C min.a) Express the temperature T of the object as a function of time and draw its graph roughly to thescale.b)Calculate how long will it take the object to cool to 50°C.See table below to find "your" numerical values.A253035R012B807570C101520

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Answered: 2.An object whose temperature is 100°C…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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2. Choose the equation that models this relationship. 3. If the left and right columns were reversed in the tables, which relationships would represent functions? Understand and Interpret Functions MATH TЕСHBOOK Date eck for Understanding destand and Interpret Functions: Investigation 1 learned. hable shows data for different throws of a ball, with input in the left column and output in the right. e the tables for questions 1-3. al Time С. Horizontal Height (m) В. Time A. Height (m) Horizontal (s) Distance en Distance (s) (m) (m) 10 0.2 1 10 18 0.9 Cia 3 18 d, 20 10 14 1.8 ad 4 24 21 20 10 ja. 2.5 30 10 30 edo co, CO - Write the Jetter of the table for the relationship that represents a function. O. B. y= 6x C. y=4x +4 D. y=4x necia, is A. y= 6x - 4 iis, cia, * Choose the graph that represents a function. II. III. I. explain how you know whether a relationship represents a function. 5. Use the graphs above to ton www.DiscoveryEducation.com Understand and Interpret Functions | 77
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Measurements are made at two different times. Find the absolute change and then find the relative change. Round answers to the nearest tenth if necessary. Last year the Mayor of the town of Little Heath had an approval rating of 73%. This year his approval rating had fallen to 35%
The number of visits to public libraries increased from 1.4 billion in 1999 to 1.7 billion in 2003. Find the average rate of change in the number of public library visits from 1999 to 2003. The average rate of change between 1999 and 2003 was (Simplify your answer. Type an integer or a decimal) e to search E C billion ECER ? Timp Remaining: 01:32:26 71°F Sunny @ dal Next 6:43 AM 10/23/2022 5
A car travelling along a straight road is clocked at a number of points. Use the following times and positions to predict the speed (feet per second) at each time listed. Time (seconds) 0 Distance (feet) 0 225 3 5 8 10 13 383 623 742 993
there is a proportional relationship between the volume measured and cups and the same volume measured in tablespoons in 3 cups is equivalent to 48 tbsp as shown in the graph. A. plot and label at least two more points that represent the relationship B. Use a straight edge to draw a line that represents this proportional relationship C. for which value y is one, y on the line you just drew D. What is the constant of proportionality for this relationship F. Write an equation representing this relationship using C for cups and tea for tablespoons. help I need answers today right nowwww
Griven the production cost associated with an ?tem is RS.20 and fixed cost is Rs. G0,000 month. Each i tem is sold at Rs. 32 pet îtem. If the target profit is sold is as, per RS. 18,000, then number of {tem producedt and b. 6200 650 0 d. 6600 a. 6000 C.
Activity A. Directions: For each of the item below, do the following tasks: i. Find the constant of variation. ii. Solve for the missing value in each table. (Show your solution.) Assume that y varies directly as x. II. 6. 1. y. 24 52 1 2. -3 -12 2/3 ? X 2 8. 3.
#7 Choose the letter of the correct answer.

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