11. A particle moves along the x-axis in such away that its distance x cm. from the origin after t sec. is given by the formula x = 27t- 2f what are its velocity and acceleration after 6.75 sec. ? How long does it take for the velocity to be reduced from 15 cm./sec. to 9 cm./sec., and how far does the particle travel mean while ? (ans.: 0,-4,1.5 ;18)

11. A particle moves along the x-axis in such away that its distance x cm. from the origin after t sec. is given by the formula x = 27t- 2f what are its velocity and acceleration after 6.75 sec. ? How long does it take for the velocity to be reduced from 15 cm./sec. to 9 cm./sec., and how far does the particle travel mean while ? (ans.: 0,-4,1.5 ;18)

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter2: Equations And Inequalities

Section2.7: More On Inequalities

Problem 44E

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