Calculater₁(t) r₂(t)] and [r₁(t) × r₂(t)] first by differentiating dt the product directly and then by applying the form

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Calculater T R T And R T R T First By Differentiating Dt The Product Directly And Then By Applying The Form 1 (60.15 KiB) Viewed 39 times

Calculater₁(t) r₂(t)] and [r₁(t) × r₂(t)] first by differentiating dt the product directly and then by applying the formulas d dr₂ dr₁ ¡[r₁(t) · r2(t)] = r₁(t). + · r₂(t) and dt dt dt dr₂ dri [r₁(t) × r₂(t)] = r₁(t) × + × r₂(t). dt dt r₁(t) = 8ti + 4t²j+5t³k, r₂(t) = t¹k [r₁(t) · r2(t)] : = [r₁(t) × r₂(t)] : = d dt