d Calculate r1(t) · r2(t)] and dt [ri(t) × r2(t)] first by differentiating dt the product directly and then by applying the formulas dr2 dri d [ri(t) r2(t)] = r1(t) · r2(t) and dt dt dt [ri(t) × r2(t)] = ri(t) × dt d dr2 dri x r2(t). dt r1(t) = 8ti + 2t²j+6t°k, _r2(t) = t*k [r:(t) · r2(t)] [ri(t) × r2(t)] = dt

d Calculate r1(t) · r2(t)] and dt [ri(t) × r2(t)] first by differentiating dt the product directly and then by applying the formulas dr2 dri d [ri(t) r2(t)] = r1(t) · r2(t) and dt dt dt [ri(t) × r2(t)] = ri(t) × dt d dr2 dri x r2(t). dt r1(t) = 8ti + 2t²j+6t°k, _r2(t) = t*k [r:(t) · r2(t)] [ri(t) × r2(t)] = dt

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter1: Fundamental Concepts Of Algebra

Section1.2: Exponents And Radicals

Problem 20E

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