ddCalculate77[r1(t) · r2(t)] and r₁(t) × r₂(t)] first by differentiatingdtdtthe product directly and then by applying the formulasddr₂ dri·[r₁(t) · r2(t)] = r₁(t) · + r₂(t) anddtdt dtddr₂ dr₁[r₁(t) × r₂(t)] = r₁(t) x + x r₂(t).dtdt dtr₁(t)cos(t)i + sin(t)j + 4tk,r₂(t) = 3i + tkddt[ri(t) · r₂(t)]- = [ddt[r₁(t) × r2(t)] ==

Answered: Image /qna-images/answer/b2270284-52a6-44fd-a5fe-3ce98543eb78.jpg

d Calculate =[rı(t) · r₂(t)] and [r₁(t) × r2(t)] first by differentiating dt the product directly and then by applying the formulas drit). . dr₂ dr₁ + dt dt [r₁(t) · r₂(t)] = r₁(t) · . r₂(t) and d dr₂ dri ·[r₁(t) × r₂(t)] = r₁(t) × ri(t) + x r₂(t). dt dt dt r₁(t) = cos(t)i + sin(t)j + 4tk, r₂(t) = 3i + tk [r₁(t) · r₂(t)] [r₁(t) × r₂(t)] dt d dt = = [

d Calculate =[rı(t) · r₂(t)] and [r₁(t) × r2(t)] first by differentiating dt the product directly and then by applying the formulas drit). . dr₂ dr₁ + dt dt [r₁(t) · r₂(t)] = r₁(t) · . r₂(t) and d dr₂ dri ·[r₁(t) × r₂(t)] = r₁(t) × ri(t) + x r₂(t). dt dt dt r₁(t) = cos(t)i + sin(t)j + 4tk, r₂(t) = 3i + tk [r₁(t) · r₂(t)] [r₁(t) × r₂(t)] dt d dt = = [

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter2: Equations And Inequalities

Section2.1: Equations

Problem 76E

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