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opract) • r2(t) and the pract) x rz(t)) first by differentiating . d Calculate ž[rı(t) r2(t)] and [ri(t) x r2(t)] first
Posted: Tue May 10, 2022 11:40 am
by answerhappygod
- Opract R2 T And The Pract X Rz T First By Differentiating D Calculate Z Ri T R2 T And Ri T X R2 T First 1 (60.53 KiB) Viewed 31 times
opract) • r2(t) and the pract) x rz(t)) first by differentiating . d Calculate ž[rı(t) r2(t)] and [ri(t) x r2(t)] first by differentiating dt dt the product directly and then by applying the formulas d dr2 dri [rı(t) · r2(t)] = ri(t). + rz(t) and dt dt dt d dr2 dri [ri(t) x r2(t)] = ri(t) x x r2(t). dt dt . = + ri(t) = 9ti + 9t’j + 6tºk, rz(t) = t4k - -