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Advanced Engineering Mathematics
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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18:35 日Q回。 MATH104 MAY 2022 SEAVIEW.pdf-Read-only ■%7L " C y豆g Question 5 a) A light is on the top of a 12 feet tall pole and a 5 feet 6 inches tall person is walking away from the pole at a rate of 2 feet/sec. 1. At what rate is the top of the shadow moving away from the pole when the person is 25 feet from the pole? At what rate is the top of the shadow moving away from the person when the person is 25 feet from the pole? Major Topic 4 CR 12 - APPLICATIONS OF DERIVATIVES
Transcribed Image Text:18:35 日Q回。 MATH104 MAY 2022 SEAVIEW.pdf-Read-only ■%7L " C y豆g Question 5 a) A light is on the top of a 12 feet tall pole and a 5 feet 6 inches tall person is walking away from the pole at a rate of 2 feet/sec. 1. At what rate is the top of the shadow moving away from the pole when the person is 25 feet from the pole? At what rate is the top of the shadow moving away from the person when the person is 25 feet from the pole? Major Topic 4 CR 12 - APPLICATIONS OF DERIVATIVES
18:36 QE • a头9 #三74% MATH104 MAY 2022_SEAVIEW.pdf- Read-only Question 6 a) Two cars start out 500 miles apart. Car A is to the west of Car B and starts driving to the east (i.e. towards Car B) at 35mph and at the same time Car B starts driving south at 50mph. After 3 hours of driving at what rate is the distance between the cars changing? Is it increasing or decreasing, discuss? Major Topic 3 AP 12 - APPLICATIONS OF DERIVATIVES-I b) Solve each of the following equations: i. 2 log,(Vx) – log,(6x – 1) = 0 | ii. log x + log(x – 1) = log(3x + 12) %3D II
Transcribed Image Text:18:36 QE • a头9 #三74% MATH104 MAY 2022_SEAVIEW.pdf- Read-only Question 6 a) Two cars start out 500 miles apart. Car A is to the west of Car B and starts driving to the east (i.e. towards Car B) at 35mph and at the same time Car B starts driving south at 50mph. After 3 hours of driving at what rate is the distance between the cars changing? Is it increasing or decreasing, discuss? Major Topic 3 AP 12 - APPLICATIONS OF DERIVATIVES-I b) Solve each of the following equations: i. 2 log,(Vx) – log,(6x – 1) = 0 | ii. log x + log(x – 1) = log(3x + 12) %3D II
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