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d d Calculate r1(t) · r2(t)] and r1(t) × r2(t)] first by differentiating dt dt the product directly and then by applying the formulas dr1 d ri(t) · r2(t)] = r1(t) · dr2 r2(t) and dt %3D dt dt d dr2 dri ri(t) x r2(t)] = r1(t) × x r2(t). dt dt dt ri(t) = 6ti + 6t°j + 6t°k, r2(t) = t°k d [r:(t) · r2(t)] = dt d [ri(t) × r2(t)] = dt

d d Calculate r1(t) · r2(t)] and r1(t) × r2(t)] first by differentiating dt dt the product directly and then by applying the formulas dr1 d ri(t) · r2(t)] = r1(t) · dr2 r2(t) and dt %3D dt dt d dr2 dri ri(t) x r2(t)] = r1(t) × x r2(t). dt dt dt ri(t) = 6ti + 6t°j + 6t°k, r2(t) = t°k d [r:(t) · r2(t)] = dt d [ri(t) × r2(t)] = dt

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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d d Calculate ri(t) · r2(t)] and [r:(t) x r2(t)] first by differentiating dt dt the product directly and then by applying the formulas d dr dr2 r(t) · r2(t)] = r1(t) ·. r2(t) and dt dt dt d dr2 dri r:(t) x r2(t)] = r;(t) × x r2(t). dt dt dt ri(t) = 6ti + 6tj+ 6t°k, r2(t) = t*k d d ri(t) · r2(t)] = d [ri(t) x r2(t)] dt
Transcribed Image Text:d d Calculate ri(t) · r2(t)] and [r:(t) x r2(t)] first by differentiating dt dt the product directly and then by applying the formulas d dr dr2 r(t) · r2(t)] = r1(t) ·. r2(t) and dt dt dt d dr2 dri r:(t) x r2(t)] = r;(t) × x r2(t). dt dt dt ri(t) = 6ti + 6tj+ 6t°k, r2(t) = t*k d d ri(t) · r2(t)] = d [ri(t) x r2(t)] dt
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