The position vector of a particle is r(t). Find the requested vector.1. The velocity at t = pi/4 for r(t) = 2sec2(t) i - 6tan(t) j + 4t2 k.2. The acceleration at t = 3 for r(t) = (5t - 2t4) i + (9 - t) j + (8t2 - 9) k.

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Description: The position vector of a particle is r(t). Find the requested vector.1. The velocity at t = pi/4 for r(t) = 2sec2(t) i - 6tan(t) j + 4t2 k.2. The acceleration at t = 3 for r(t) = (5t - 2t4) i + (9 - t) j + (8t2 - 9) k.

According to question we need to find--- The velocity at t = pi/4 for r(t) = 2sec2 (t) i - 6tan(t)…

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College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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The position vector of a particle is r(t). Find the requested vector.

1. The velocity at t = pi/4 for r(t) = 2sec²(t) i - 6tan(t) j + 4t² k.

2. The acceleration at t = 3 for r(t) = (5t - 2t⁴) i + (9 - t) j + (8t² - 9) k.

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