1:33(6)The radius r of a circle is increa sin g atthe rate of 8 cm per minute.Find the rate of change of the Area when r-10

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Answered: (6)The radiusr of a circle is increasin…

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015

1st Edition

ISBN:9781680331141

Author:HOUGHTON MIFFLIN HARCOURT

Publisher:HOUGHTON MIFFLIN HARCOURT

Chapter10: Radical Functions And Equations

Section: Chapter Questions

Problem 9CR

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A boat leaves a port traveling due east at 12 mi/hr. At the same time, another boat leaves the same port traveling northeast at 15 mi/hr. The angle of the line between the boats is measured relative to due north (see the figure to the right). What is the rate of change of this angle 30 min after the boats leave the port? 3 hr after the boats leave the port? X= -z Let x be the distance from the port to the eastbound boat and let z be the distance from the port to the northeast bound boat. Write an equation relating x, z, and 0. √√2 √√2 2 22tan e (Type an exact answer. Type any angle measures in radians.) COCE The rate of change of this angle 30 min after the boats leave the port is (Round to the nearest thousandth as needed.) Port N 15 mi/h 12 mi/h
∫sec^6 ⁡θ tan^2 ⁡θ dθ

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(6)The radiusr of a circle is increasin g at the rate of 8 cm per min ute. Find the rate of change of the Area when r-10